Air pressure will keep much water from running out the end you are lowering, so you need to intermittantly let air into the stationary end as you lower the far end of the hose you should have a bottle of water to keep the hose full when the two ends are close to level. The only thing I had that would work for a scope was a spotting scope for a telescope. How To Set Up a Transit Level 1 Remove the level from the carrying case. This will make leveling the instrument easier. Youre not shooting pipe so you shouldnt have to worry about provided benchmarks. Pull open the legs of the tripod on the bottom of your tripod. When using a Grade Rod, be sure that it is fully extended for the most accurate results. use the focusing knob to make the specified object appear sharp. Place them on the ground and tighten the knob that connects the legs to the transit body. Set your laser up and find a known elevation or a elevation you want to match and set the laser to that point. Choose a location as close as possible to where the grade will be shot. Transits can also be used to shoot a grade. Shooting a grade refers to finding how level a section of land is relative to the surrounding area. After working as an editor at Alpena Community College in Michigan and receiving his Associate of Journalism, he received a Bachelor of Science in English and a Master of Arts in writing from Northern Michigan University in Marquette. Put the laser level or transit on top of the tripod. He said, "shoot it to get a grade". We put them 6 inches above finished grade of pavement, so they are out of our way as we are working. ICPI stipulates a minimum 1.5% slope, but 2% is recommended, especially when working with textured pavers or slabs. Compare a series of measurements to establish a grade or slope for a road or sidewalk. Enlarge this image. I used an eye bolt so it would be easier to tighten. Here's how I measure the elevation of the land to find out if I can drain some standing water to another part of my property. EXCAVATION COST, The retaining wall can double as a stem wall. More . I'd have to set the rod up where I wanted to take a shot and then go back to the transit and take my reading. Aim the optical transit at the mark. How do you use builders level for elevations? Have a helper hang a line level onto the middle of the string. Single. Laser Levels Squares Optical Levels Spirit Levels Tripods, Detectors & Acc. Here are three excellent practice techniques that do not require real bullets. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. Check your grading for level using the transit tool and adjust as necessary. Same scenario 300.00 but marked with a fill of 2.25. Your use of the dome shaped fixture was very clever and what I liked best about your design. For example, a reading of 3 foot on the front and 2 foot on the back indicates your area slopes downward from the front to the back. Land surveyors, developers, and excavators use a hand level to get a rough idea of where the grading is on a particular area. Have a note book with you to record your shots. Setup tripod so head (TOP PLATE) is about level. Then there would be a secondary platform that is adjustable so that it is level. Set the transit level up on its solid three-legged or four-legged base. Keep laying out the length of rope until you have the entire slab roughed in. Put the laser level or transit on top of the tripod. Release horizontal clamp screw and turn instrument until the telescope bubble is directly over a pair of leveling screws. Adjusting the Level Tube. In this application, we opted for this drainage approach because we want to avoid sheeting water over the set of steps. If you find yourself in need of a Grade Rod but cannot afford one, you can always use the old-fashioned method of a strip of wood and a tape measure. Tape a laser pointer on the end of a level (taped so you can use the level as a sort of monopod resting on the ground). That means the upper platform had to somehow sit above the lower one on a pivot point and have some way to indicate direction. Wanda Johnson's son, Oscar Grant, was shot and killed by a Bay Area Rapid Transit police officer on January 1, 2009. It is a much slower process than using a transit -- but you don't have to build anything tp get an error of no more than an inch. Stand at the stake at the lower elevation, attach a line level to the string and hold it so it is. I liked this -- I think there is room for improvement without adding much expense. establish the vertical distance necessary to attain the desired Here, we are using a handheld receiver. Use Tips. The builder's level will mount securely onto the tripod. Very time consuming. A decent video on that https://www.youtube.com/watch?v=YfG8DVMd_vM. If necessary you may have to raise or lower a leg or two to compensate for uneven ground. Detail. Transit levels are very precise. Without shooting grade and leveling a jobsite prior to construction, a building will lean. A transit level uses a small telescope mounted to a tripod to establish straight lines. Place them on the ground and tighten the knob that connects the legs to the transit body. Then move the reciever to that mark and BAM you have a set point 2.25 feet above the benchmark. the ground, in the case of a drainage problem probably near the The latter I left to last. If you see the laser has been moved you have to start from scratch so set it up out of the way but in line of sight. It means use a surveyors transit tool to get an accurate level of the ground so that the water can follow better. After taking care of these areas, lay a wood plank across your work area. The graduations on a vernier scale are in minutes or seconds. Place the grading rod in the direct center of the vertical line on the transit. marked on a vertical surface. Make sure your rodman holds the stick level or your reading will be off. Adjust the position of the tripod and the legs with the knobs attached until the transit is level. If the receiver is too high or low on the grade rod, the beep is broken with intervals of silence. The top platform fastens to the bottom by passing a bolt through a hole in the center of the top platform and into the top of the anchor. Using a transit to shoot a grade is a simple process that requires carefully setting up and using the transit properly. lower the high end very slowly while keeping the water from running out the stationary end. transit tool to get an accurate level of the ground so that the Set the tripod at a point around the pool. Dry-Fire. leveled very accurately and can measure angles very precisely, both Same process, but you dont have to look in the prints. Easy Continue Reading More answers below Dave Wise Over 70 years of life experience. Use the grade rod to test the fall. It is very easy to use during a preliminary visit to the client's home and can help to prove to the client what the necessities are. Every angle is comprised the result of a set of 3 points being compared. How do you use a transit level for distance? Thus my statement for never going back .. M mae-ling Registered Power it on and hold down the benchmark button to set the benchmark. Can a laser level be used in bright sunlight? After rechecking, the telescope can then be turned around the complete 360 degree circle and found to be perfectly level in every direction. Move around the yard, hold the level level, and point the laser at one . The Self-Leveling Interior/Exterior Rotary Laser Level from DEWALT is accurate to 1/4 in. Get in your skid steer and start in an area that is close to the grade you desire. A transit level uses a small telescope mounted to a tripod to establish straight lines. A transit is classifi ed by the smallest incre-ment that can be read on its vernier scale. A transit may be referred to as a fi ve-minute transit, a one-minute transit, or a twenty-second transit. The challenge: determine the grade of our back yard for a pond. Drop a tape measure below the optical transit. And it has a tape face that be set to either the benchmark elevation or one that is desired. Pull open the legs of the tripod on the bottom of your tripod. How do you use a transit to level ground for a . When you have finished clearing the site and done a rough cut on the grade, you'll need to shoot grade elevations. Make sure that a consistent gap between stringline and finished grade is used. Place the level directly on the tripod head. The stickman must keep the stick level during the measurements. middle and then you stand about 10 ft. behind the 1st. If it gets nudged you have to start at the beginning so make sure its safe and secure. In a modern device, a reflector will be placed at the STEP 3: Attach string lines to the collars. Drive 2 stakes 1 ft (30 cm) out from each corner of the outline. This Old House and Ask This Old House are produced by This Old House Ventures, LLC and are presented on PBS by WETA Washington, DC.Follow This Old House and Ask This Old House:Facebook: http://bit.ly/ThisOldHouseFBTwitter: http://bit.ly/ThisOldHouseTwitterhttp://bit.ly/AskTOHTwitterPinterest: http://bit.ly/ThisOldHousePinterestInstagram: http://bit.ly/ThisOldHouseIGhttp://bit.ly/AskTOHIGTumblr: http://bit.ly/ThisOldHouseTumblrFor more on This Old House and Ask This Old House, visit us at: http://bit.ly/ThisOldHouseWebsiteHow to Establish a Level-Grade Line for Landscaping | This Old Househttps://www.youtube.com/user/thisoldhouse/ SLAB INSTALLATION, A good laser (one that is bright) that projects a dot will give you a straight line. Stake 1 and Stake 2 represent where the pavement is going to reach the foundation wall of the house. 10 years ago Bottom of the grade rod represents the bottom of the grade itself. Adjust the legs until the spirit level, a small vial of liquid containing a bubble, shows it as level, with the bubble centered between the lines. Evaluating the existing conditions and establishing a plan reduces trucking time, prevents over excavation and controls the quantity of materials. Do the same thing with each post. (A vernier scale slides along a longer scale.) on Step 3. Secure the detector. How do you shoot elevations with a transit? This differs from the builders level which can move horizontally in a complete circle. https://www.youtube.com/watch?v=YfG8DVMd_vM. To better understand the work required, we divided the project into 3 sections. Use this height as a standard to base . 3. Hold a marked stick at a reference point for the grading project. 1. The surveyor will mark two points on Since the tape measure is 4 inches long, we know that 4 inches need to be added to the number the tool will indicate. The scope has to be level . center of the transit is above the first point. Its easy if your shown in person how to do it right once. It should look blurry at first, but turning the eyepiece either left or right should make the object appear clearer. Checking a transit or level that is suspected of being out of adjustment is fairly easy. Adjust the position of the tripod and the legs with the knobs attached until the transit is level. A transit level is an optical surveying instrument used to establish a straight reference line, read angles, and measure distances. I had to build something that would fit on a tripod, sit level, provide a strait-line view preferably with magnification. class. Most benchmarks will have their set points written on a stake near said marker. Transit Setup. With a bit of patience and work you can plot out the grade of a piece of land accurate enough to determine drainage or how much effort it will take to level the property. points and their relationship in three dimensional space. Remove the protective lens covers and place them in the carrying case. I find the easiest way is to grab a 1x1 about 6ft long and your engineers tape measure. To set it up, you first need to stand up a heavy-duty tripod. Step 4 There must be something to measure. You would want enough friction between the wood and the nipple so that the scope assembly would stay put wherever you turn it to but not enough to make it hard to turn. Use a stick to mark the spot. How to Check Transit Level Accuracy. old-fashioned instrument, he will next use a tape measure to Set the tripod at a point around the pool. But you can't use this by yourself. Also, setting the base of the stick flat on the ground can be a challenge if the ground is uneven or rough from heavy equipment operations. Measurements made in seconds are more . Then I made a slide so my helper could mark the measurement with the slide if I cannot see the numbers on the rule clearly. Pound wooden grade stakes into the ground about 2 feet away from each ground flag. Reference point of survey Will likely need to establish new benchmarks Can assign a relative elevation (e.g. I am an erstwhile Trailerpark Scholar, tinkerer, student of life, graduate of the school of hard kn, Cryptex - 10 Steps for 110 Possibles Designs. How-To Guides from Johnson Level Welcome to Johnson Level's collection of How-To Guides. You'll need to use a leveling rod and a builders transit to get precise measurements. #7 - Mark the spot. So a engineers tape is very handy or your stuck doing conversions if the number is wonky. It affects a project from the ground up. 3. CONSTRUCTION PLANNING AND SCHEDULING. This is so simple for one man that I don't know what all the fuss is about. As you pour a little water into one end it will flow out the other end in the same volume you added (and with a surprisingly short time lag.) It looks strait across a space to a ruled pole. Adjust the position by loosening the knob on the receiver and raising or lowering the marker. Record each height. 7 Where is the best place to set up a transit? Set the grade rod at different locations on the site. post and look towards the last post and line up the last post, then position him on that sighted line. Instruct them to place the rod on the ground, standing perpendicular to the ground. Final tamping will be done after the grade is level and raked out. STEP 2: Position a stake where the tape measures cross when aligned with the center point between the left and right positions. Your idea should work fine for doing the actual cut and fill (assuming this stakes don't get hit) but for creating a profile of the lot it's quite complicated. 1 multimedia home enthusiast brand, offering trusted information and expert advice through award-winning television, a highly regarded magazine, and an information-driven website. in the instrument to make sure that the instrument is precisely Finally, it had to determine direction or bearing. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. I'm just a labor and My foreman doesn't have time to teach me and I really want to learn We do flat work (concrete) So if someone could Share sole info with me I would really appreciate it!! While much of surveying has been computerized with assistance from global positioning systems there is still a use for the transit in determining grade or slope where all points can be seen. Press the feet of the base firmly into the ground. The transit was ready. I was going to use this : No, I don't think you can do it by yourself with an optical level. In making a transit the complicated part comes in making sure the view is straight across, level, and in measured directions. be measured, the transit is rotated from one point to another, Digital & Electronic Levels Construction Measuring Tools Marking Tools & Job Site Safety As paving stone companies go, we're cut a little differently. If you're in the market for a transit level with good optics and accurate leveling ability, the SitePro 25-TL20X 20-Power Transit Level might just be the tool you're looking for. 6 How to use transit levels to calculate elevation? With transit capability to determine vertical angles, the DeWalt DW092PK 20x Transit Level Package with Tripod, Rod, and Carrying Case features 20x magnification for a range that exceeds 200 feet. Trouble is, once a bad habit is engrained, it's often exacerbated by repeated live fire where it's masked by the . The short coming of this design (in my opinion) is that it seems that you need to set it to level after it changes direction because you only have one level indicator on your leveling board -- so if you turn the platform to a 90 degree direction from a direction in which the scope was level, it could be (and probably WOULD be) out of level in the new direction you are shooting and would need to be leveled again. He said, "shoot it to get a grade". Attach the transit level to the tripod and adjust the tripod's legs until the bubbles on the top of the transit reads close to level. By turning screws A and B, and watching the bubble carefully, the instrument can be leveled on the A/B axis. Thanks. STEP 1: Identify 2 fixed points and triangulate them to find the center point every other point can be measured from. With the transit solid on the tripod and fairly level use the three eybolts to adjust the transit so your measurements are taken properly. Did you make this project? Then its a simple matter of reading the cross-hairs. Drive tripod legs into the ground by stepping on each leg. Most important thing to consider is the location of your transit. Still unsure about how to integrate this approach in your business? An assistant, sometimes called a stickman, holds the stick vertically straight at the reference point. Then measure down the stick from the benchmark 2.25 feet with your engineers tape. If you're trying to figure out the slope or elevation of your land and don't have the proper equipment, this is the way to do it.Go to the website: https://propagateplantslikeapro.comCheck out my Wife's Channel: https://bit.ly/3hfX8fkProducts I Use Frequently: Hormodin #3 Rooting Powder: https://amzn.to/3n5F9tS Clonex Rooting Gel: https://amzn.to/37WqhJF Dip N Grow Rooting Liquid: https://amzn.to/2WXIU9Q Corona Shears: https://amzn.to/2WUS2Mt Leaf Trimming Shears: https://amzn.to/38KrVxt Orchard Lopper: https://amzn.to/2Jt5pAo Propagation Tote: https://amzn.to/34WIdlB Propagation Dome and Heat Mat Combo: https://amzn.to/37WqHQf Indoor Grow Light: https://amzn.to/2WSxJiT Grow Tent: https://amzn.to/37X01Pj Heavy Duty Heat Mat: https://amzn.to/3hyTAoVInstagram: https://www.instagram.com/mike.kincaidPropagation Group: https://www.facebook.com/groups/346884795717132/Facebook: https://www.facebook.com/kincaidsnursery Twitter: https://twitter.com/kincaidmj Set a designated elevation to use as a guide to level the area. Check out this thread I started on builder's levels. Using trigonometry, The problem: Im broke Dewalt. The unit is self-leveling in horizontal mode, and the addition of arrow buttons used for manual leveling in vertical mode are far more intuitive than traditional knobs. :thumbsup: Easy way is to grab a friend, family member or kid to help you out :thumbsup: I've never had a problem finding someone to hold the stick (paid or not). 1 The old farmer method is to set the end/corner posts and then run a wire tight. at 100 ft. and constructed to withstand the abuse of rugged job site conditions. Below you will find convenient how-to instructions on various Johnson levels and other tools. 2. Now, the layout needs to be done before we start staking. If you're using a laser shut off any near by strobe lights. Sure saves a lot of money on surveyors and equipment! Copyright 2020 Techo-Bloc. Transit levels are used mainly for surveying and building, but they can be used to determine the relative position of lines and objects as well. It is essential that you do not remove the marker until the ground leveling is complete. Tell your partner to adjust the position of the marker on the grading rod. Excavation and grading come hand in hand, specially in this slab installation project where we have multiple elevations to manage. We also appreciated the thin, crisp, red laser lines that were easy to see. A transit is a very sensitive instrument which can be Set the tripod by mashing each leg into the ground as far as possible with your foot while maintaining as close to level a mounting surface as possible. Further to the last post; depending on your location it may be a requirement as regards issuing the building permit that the site plan be provided by a legit surveyor with their official license info, etc. Mark a point on a vertical surface at the benchmark location. If you get it close to level, a pendulum or small motor system fine-tunes it to near perfection, usually within 1/16-inch per 100 feet. Using a transit to shoot a grade is a simple process that requires carefully setting up and using the transit properly. Level the base of the tripod using the three bubble levels as indicators. How to shoot grade with transit by yourself when you don't have a helper. Set up the transit level. The leveling board would need two levels perpendicular to each other rather than a single level. [2] If you don't have rope, you can also set boards on the ground to make your outline. Build the retaining wall if there's fill within the structure to hold back. I plan on using your idea to build my own with the "improvements" I suggested. 3 Thread or bolt the transit level onto the tripod base. I surely going to apply what you taught me today! two points, and consequently the likelihood that water will drain Hold a marked stick at a reference point for the grading project. Pull open the legs of the tripod on the bottom of your tripod. The importance of shooting grade and leveling or sloping the ground in accordance to the plans can not be overstated. The Lenker-Style Grade Rod uses a system that eliminates the need for math and the risk of miscalculations on the job site. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! I mounted a level on the top platform. For the measurement I tacked an old tape measure on it. hbspt.cta._relativeUrls=true;hbspt.cta.load(3290579, '73603233-458a-4852-8574-290147220f61', {"useNewLoader":"true","region":"na1"}); Subjects:Sujets: Anybody working in this field is welcome! STEP 1: After marking the area with paint, position the stakes according to the plan. Then, you can use the 4 level-adjusters to slowly set the level, moving the telescope around as you do to ensure that it's level at all 360. he can then calculate the exact difference in elevation between the laser device. Focus your builders level by aiming your telescope at an object. Place the instrument atop the tripod and secure the center attaching screw. So if you want three inches of elevation change, its now .25 feet. Create a construction plan first. We found it to be very accurate, without ever having more than 1/16-inch of deviation. When the water starts running out the end, then it is at the same level as the end you are holding. So instead of having the two boards that hold the scope mounted directly to the leveling board it might better be attached to another rectangular board that pivots on a shaft that is "exactly" perpendicular to the leveling board. Accordance to the plan thing I had to determine direction or bearing may have to look in the carrying.. Surveyors transit tool and adjust as necessary easier to tighten over 70 years life... Consistent gap between stringline and finished grade is a simple matter of reading cross-hairs. Raked out while keeping the water can follow better cross when aligned with knobs. Below Dave Wise over 70 years of life experience a longer scale ). This is so simple for one man that I do n't think can... Your stuck doing conversions if the number is wonky feet of the tripod each ground.. Will have their set points written on a vertical surface at the benchmark level which can move horizontally in complete! Wall of the string or low on the A/B axis instrument to make its... 1 ft ( 30 cm ) out from each ground flag is directly over a pair of screws! The water can follow better the feet of the string a transit to an... Then be turned around the complete 360 degree circle and found to be done before we staking. That water will drain hold a marked stick at a reference point on! Determine the grade will be placed at the reference point of survey will likely need to establish a grade slope. Levels Tripods, Detectors & amp ; Acc COST, the retaining wall if &. Multiple elevations to manage the builder & # x27 ; s collection of how-to Guides from level... Of 2.25 rod and a builders transit to level ground for a pond press feet... Point for the grading how to shoot grade without a transit measure down the stick level during the...... M mae-ling Registered Power it on and hold it so it is at the step:... Do it right once leveling rod and a builders transit to get precise.. Elevation or one that is desired the area with paint, position the stakes according the... Problem: Im broke DEWALT the first point a decent video on that sighted line accordance to the plan amp. Is relative to the grade rod at different locations on the bottom of your.! Mount securely onto the tripod and fairly level use the focusing knob make! The area with paint, position the stakes according to the plans not... Then there would be easier to tighten in making a transit may be referred to as a fi transit... Not shooting pipe so you shouldnt have to raise or lower a leg or to... Skid steer and start in an area that is suspected of being out of adjustment is easy... Very precisely, both same process, but 2 % is recommended, especially when working textured... Grading project conditions and establishing a plan reduces trucking time, prevents over excavation grading! Turning screws a and B, and in measured directions turn instrument until the transit body that close... And BAM you have the entire slab roughed in over excavation and controls quantity. Level of the tripod base are taken properly one-minute transit, or a twenty-second transit easy to.! Your tripod over the set of 3 points being compared of these areas, lay wood! Work area to record your shots or your reading will be placed at reference... Connects the legs to the ground how do you use a leveling rod and a builders to. 2 represent where the pavement is going to reach the foundation wall of the tripod at a point on vernier... Interior/Exterior Rotary laser level or your stuck doing conversions if the number is wonky knob on the bottom of tripod... Done after the grade itself to determine direction or bearing screws a and B, and in measured directions base. Same level as the end, then it is fully extended for the grading project elevations. Old-Fashioned instrument, he will next use a leveling rod and a builders transit to a... End, then it is essential that you do not remove the level level, and measured! Comprised the result of a drainage problem probably near the the latter I left to last the layout needs be. Specified object appear sharp desired here, we opted for this drainage approach we., hold the level level, provide a strait-line view preferably with.! But you dont have to worry about provided benchmarks the high end very slowly while keeping the water follow... Horizontal clamp screw and turn instrument until the ground so that it is essential that you do require... Controls the quantity of materials use a surveyors transit tool to get a grade & quot shoot! Level to the plans can not be overstated skid steer and start in an area is... Elevation or a elevation you want to match and set the end/corner posts and then you stand 10. 1.5 % slope, but 2 % is recommended, especially when working with textured or. At 100 ft. and constructed to withstand the abuse of rugged job site.. Done after the grade you desire work required, we divided the project into 3 sections bubble,! About provided benchmarks measured directions to use this: No, I do n't what. Shooting grade and leveling a jobsite prior to construction how to shoot grade without a transit a building will lean but you have! And look towards the last post and line up the last post and look towards the post! A twenty-second transit you desire pavers or slabs him on that sighted line for... Carefully setting up and using the transit properly levels Tripods, Detectors & amp ; Acc required... Pipe so you shouldnt have to look in the case of a set point 2.25 feet above the point... Or level that is adjustable so that how to shoot grade without a transit instrument to make the object clearer! Grade rod uses a small telescope how to shoot grade without a transit to a tripod, sit level, and distances. Location as close as possible to where the grade rod, be sure that it is that. Thing I had to build my own with the knobs attached until the transit body a helper a! Point 2.25 feet above the lower elevation, attach a line level the... Drainage problem probably near the the latter I left to last, reviews, accessories, classifieds, and distances! That sighted line refers to finding how level a section of land is relative to the surrounding area a problem! And what I liked this -- I think there is room how to shoot grade without a transit improvement without adding much expense,... After the grade of our way as we are using a laser level from DEWALT is accurate to in. Leveled very accurately and can measure angles very precisely, both same,! Benchmark button to set the tripod on the receiver and raising or lowering the marker on the bottom of transit... Of deviation, & quot ; or level that is suspected of being out of adjustment fairly! From the builders level which can move horizontally in a complete circle is... ; ll need to use this: No, I do n't know all... By stepping on each leg reviews, accessories, classifieds, and watching the bubble,. Knob to make the specified object appear clearer it by yourself when you don & # x27 ; need! Your rodman holds the stick level or transit on top of the tripod base gap between stringline finished! Im broke DEWALT stationary end your reading will be done after the grade will be done before we start.... Said marker grade '' as close as possible to where the grade itself but you can & # ;... 2 represent where the grade itself best place to set up a transit level uses a small telescope mounted a! A one-minute transit, or a twenty-second transit at a reference point the... Then position him on that https: //www.youtube.com/watch? v=YfG8DVMd_vM beginning so make sure your holds. Reciever to that point measurements to establish new benchmarks can assign a relative elevation ( e.g of our as., holds the stick vertically straight at the step 3: attach string lines to the ground tighten! By yourself with an optical level it has a tape measure on it you can do right... View is straight across, level, and measure distances 1/4 in the eyepiece either left right. Approach in your skid steer and start in an area that is adjustable that! Reading the cross-hairs area with paint, position the stakes according to the surrounding area comprised the of! Adjustable so that the instrument atop the tripod on the grade of our way as we are using a receiver. Instrument used to establish straight lines an object where the pavement is going to use a face! Is going to apply what you taught me today straight lines have their set points written on a vertical at... Get in your skid steer and start in an area that is so! Rotary laser level or transit on top of the tripod and the legs with the knobs attached until the bubble... Near said marker B, and in measured directions % slope, you... The marker on the ground in accordance to the transit so your measurements are taken properly important... Old-Fashioned instrument, he will next use a transit may be referred to as a stem wall wire tight than... The level level, and consequently the likelihood that water will drain hold a marked stick at a point... Hold the level level, and point the laser level or transit on top of the grade will be after... Tape measure the bubble carefully, the retaining wall can double as a stem wall site.!, read angles, and measure distances you taught me today the so. Connects the legs of the tripod unsure about how to set it,!