12 Foot in Length for lifting one 25G and 45G Tower Section at a time. feet. Building a Gin Pole from Scratch - YouTube 0:00 / 11:24 Building a Gin Pole from Scratch Eight Crows Media 1.08K subscribers Subscribe 29K views 5 years ago Ericson 27 Restoration Eight Crows. Installation & Dismantling Safety Instructions. Step bolts are supplied as a convenience during construction. The process is of "jumping" repeated until the topmost portion of the tower is completed. This will guarantee the rope doesn't chafe against the edge. New listings: 23' Gin Pole body for sale - $10 000 (Fitchburg MA), 3 Point gin pole - $120 (PARIS TX) Find Gin Pole in For Sale. Gin poles are used for the erection of transmission line or telecom towers. removing the old Oftentimes the mast is tapered at the top and bottom of the pole to allow room for rigging equipment as well as having the ability to turn the tower section. This only affected me while I was taking the antenna off the top, it added some friction but did not impede the disassembly. The change of gin-pole position makes the first part of the mast Curtain Array When used to create a segmented tower, the gin pole can be detached, raised, and re-attached to the just completed segment in order to lift the next. This thing was rock steady, the only flex was from the pole, not from the mast attachment. ROHN makes available many items, which may or may not be required for your particular installation. The inside of the piece you are attaching to your square tube will be mounted against one of the legs of the antenna tower while in use. 5 0 obj Now you are ready to climb the tower (with appropriate safety harnesses) with your gin pole. twenty through ten Some poles have tracks to guide the pole as it it being raised (called jumping the pole) to another position. This information may save you from death or injury. Gin Pole AnalysisTrust No Substitutes. Buy American. endobj Model Number: LBGT120-7. The bridle slings are attached to the uppermost support point of the gin pole that attaches to the tower. that will support the NW It's not critical, but a nice thing I think I may do before using it again. knurled inside for This It's not critical where they go, just aim for the center of each wing. I was able to knock out 99% of this project in a half day with his help. You will need to let gravity pull the rope through. Is it possible you can make one for me as I have 150' of Rohn 25G to install. Your idea is fine and seems to be able to work well. I suspected this could be a little bit of an issue and it was a little issue. To provide a unified voice for tower and communications infrastructure construction, service and maintenance companies. The rope coming down out of the bottom of the pole runs through this and into the hands of your assistant on the ground. meters at 300 feet. We Some structures are intended to be maintained by bucket trucks or other methods that do not involve climbing the structure. Good practice is to install your products away from power lines and obstructions. It's a temporary hoist that attaches just below the highest section of mast on a tower and allows you to lift off and lower each section of tower one piece at a time. To use a gin pole, assemble the clamp and pulley on a 2 inch o.d. antennas have been This will be enough to make an open-box that will fit over the end of your 2" pipe. On the bottom side of the pulley mark where you need a hole. If it is zinc, it's not the end of the world, just make sure you do your welding outside and don't hover over the part. Tie your gin pole rope to the part you are removing, remove all bolts attaching said piece, then have your rope person below pull it a few inches up and off the mast, then guide the part as it's lowered to the ground. Contact Now. a new Rohn 55G endobj sleeve that is The key features of these towers are 4 guy wires, a hinged base and a gin pole for leverage. After removing the top-most component you are ready to move the pole down. It is mounted via a heavy duty D ring so it will self adjust to any angle needed. I made extensive use of our horizontal bandsaw to get my raw material sectioned into the right sizes. Using Innovation and a New Standard to Keep Workers Safer at Heights Preventing and Managing Workplace Violence and Active Shooter Response Spin the Cash Flywheel Drones, Data, and Artificial Intelligence Workforce Best Practices: What Are Industry Veterans Doing to Meet Hiring Goals How to Successfully Deploy Field Operations Software 2 0 obj They will remove it safely. antennas at 150 Do not attempt to install or dismantle any ROHN products until you have read and understood the information in this document. If any part of the assembly should contact a power line - Dont touch it or try to remove it yourself. Just make sure it's tied off above the center of gravity so it does not try to flip over in the air, that is dangerous and not fun to deal with. gradient in the soil At 50 m/s you can count on a force of 250 kg/square meter of area to the wind. Use a dry board, stick or rope to push or pull the victim away. Budgetary estimates for the following poles are: Is it Jim, Gyn, Jin or Gin? I sized my kit to support a 1-1/4" rigid conduit pole. If this had happened while carrying actual sections of the tower it could have been a much worse issue though. Materials used by the so-called copies are not the same quality and have not been tested or engineered by ROHN. Try hard to avoid having to do this :-). This is little inconvenience, considering your life is at stake. 160 meter inverted ROHN assumes no liability if faulty or dangerous practices are used. 300 feet. Youll also need a current load chart design that will also identify the allowable cantilever projection allowed. OSHA - Communication Tower - Request For Information, Design Load Data by County - Wind, Ice, Seismic & Frost (Rev G & F). Next cut two pieces of your flat bar so they match the span of the wings tip-to-tip. Ginpole fits BX type Towers. The first one I built was in 1994 to set 14 ft telephone polls for a poll shed. Product Description Gin Poles (Jin Poles) are used for tower erection or material lifting in overhead power line construction. This effect will be reduced if the gin-pole top is tilted somewhat away from the mast and the gin-pole butt likewise is moved back from the mast butt (fig. How to build a gin pole. ROHN recommends you check frequently to make sure the sign has not been removed. One note: You might consider making the screw for the top-cap as short as possible, this gives the rope less to catch and tangle on during operation. With a 15+ pound pole attempting to reach terminal velocity, the top pulley cap has no chance of stopping the pole as it hits the mast mount no matter how tight it's sinched (unless it's threaded into a hole in the pole or welded on). If you are taking any antenna gear off the top of the mast, take it to the top of the mast. This is CRITICAL, it is highly unsafe to attempt to attach the gin pole to the mast with the pole's center of gravity above you. Locate your 3' section of 1/8"x1"x1-1/4" angle steel. top of the existing This page has been accessed 81,151 times. The employees were tied to the gin pole and fell with it and were killed. The exception is for the ends, you want to weld both sides of this so there is no flexing that can stress the rest of the welds. Special product services and special packaging are also available. The pulley may possibly be zinc coated. curtain antennas, endstream Dismantling and installation may require the use of temporary steel guys. As you can see, I've over-engineered this device because I really really don't want anything to go wrong when using it. meter array will be surface area that Conrail, the railroad I worked for, ordered a whole fleet of 1977 F-600 Ford crew cabs with Reading utility bodies and A frames that had to be put together, like in this image. Attach the pulley near the top of the pole. To get a rough estimate of the diameter of a pole, measure the circumference and divide by three. Accelerating Wireless Infrastructure Deployment with Software and Digital Tools. completed Rohn 65G These need to be a larger diameter than the screw. Do a test-fitting around your 10' pipe and make sure the pipe can fit inside the formed part. The Akita mix vee dipoles at 300 Put the pole in place with the base of the pole near the hole, and lay out the guy wires. We include the link here solely for Educational Purposes. After you have unbolted the highest attached section of tower your assistant pulls out a foot or so of rope which raises the newly freed tower section and then it is let back down to the ground safely. Thanks for the feedback, those sound like very good additions to this project. reasonably sure we Figure 5.2 3. is now fully erected first guyline. so tilt the pole up as far as you can and jam rope down it. weighs 100 We would be happy to answer any additional questions you may have. If that happens you will have to grind the nuts off and start over. this way so all the These were also used a lot in construction before transportable cranes became more common. Most amateurs are quite familiar with them, and generally use them safely and with good success. pipe 10 to 15 feet long. endobj "T" bolts allow quick disconnect for moving the pole. Rest the cable alongside the gin pole. is never free from They must be sized to support the pole and the gross load weight and not exceed the manufacturers safe working load limits. This is Lastly, in the photos I have the pulley cap sitting on a 5" 1-1/4" pipe as a test jig. To provide a unified voice for tower and communications infrastructure construction, service and maintenance . Attach the upper guy wires to the top of the pole. Once the holes are drilled you need to tac weld nuts over the holes. So, a gin pole is the arm . Europe of anyone in Next take the two 15m 12 Steel Ropes and connect them to the 5/8 shackles at the top of the gin pole as in Figures 5.2 and 5.4. A gin pole (derived from gyn, a three-legged lifting device) is a supported pole which uses a pulley or block and tackle on its upper end to lift loads. and Europe 20-10 Prior to its release, engineers used sound principles and judgment to design and inspect gin poles, but they had no ANSI standard that provided uniform design standards. See how it Next put the mast mount onto the pole. <> An Authorized Climber (also called a Basic Climber) is an individual trained in climbing but may not have had previous climbing experience. The lower end is braced or set in a shallow hole and positioned so the upper end lies above the object to be lifted. These are manipulated to move the load laterally, downwards controlled pulley or block. stream Again, the center of gravity needs to be well below you while you are remounting or it will become a dangerous object you are fighting with. Bracketed tower sections are usually not too heavy, definately under 80lbs. gin poles are used for numerous projects such as the construction of radio towers, or to raise the mast of a sailboat or large tent. with 1/4 inch thick six wire to the new section. The welds for the nuts are not load bearing. I found that for removing and adding anything above the mast it was easy to get caught on this bolt. 5. The use of used materials voids all warranties set forth by ROHN because no one knows if the used material has been misused, overloaded, or damaged. Attach the "wings" so they look as shown. control the tilt as rocking stresses The guy anchors are This Other use for your trail rigplows, gin poles, oh my - Page 2 1960 International Harvester B120 Working Gin Poles And Winch, Bootyfab crane project - Page 5 - Pirate4x4.Com : 4x4 and Off-Road Forum, How to set steel pole barn trusses with a manual crane - YouTube. If, for some reason, materials are re-used, all new, galvanized, high strength bolt assemblies must be used. Now at 60 )Horizontal bandsawDrill press, Materials:1x 100' of 135 test rated rope, more of both if you can afford it1x 1/4" x 10' galvanized pipe2x 2" pulleys7x 3/8" nuts7x 3/8"x1" carrige bolts, 3/16"x3' steel rod, solid1/8"x1"x1-1/4" angle steel1/8"x2"x3' angle steel3/16"x2"x3' flat bar steel. As I attempted to extend the pole above the existing antenna this was a very annoying problem. pin is all that keeps Here are some of my first welds on this project: You can see nicer welds along the 2nd pic, of course those are Adam's;-). I ground a small V into the tops of my carriage bolts, but this is probably not required. I recommend clamping the back plate to the welded part and drilling the holes in both parts simultaneously. hasn't bitten anyone it is being raised. 2 years ago Have your buddy on the ground tie on the next section of tower and then he can lift it above you. hole. Select a proper pole. You need to slide it all the way up to the top of the pole, just under the top pulley cap. We use two leg Find Gin Pole in For Sale. After using this, I think 12 inches would have been fine and more closely matches the commercial kit. pole up as we built This is the base Under 40 feet, wood is fine, and the pole should be 1 inch thick for each 5 feet of pole. There are two types of antenna towers: brackated and self-supporting. The focus of this course is to provide information on the design and use of Gin Poles, Rigging, and the components needed for lifting personnel with a gin pole are also covered in this course. the SE end of the The reason is that the gin-pole rope tends to pull the mast down toward the gin pole rather than up into the air. Clamps are 1/8th inch thick steel with 3/16th inch thick steel angle for leg clamps. Basically this tool is used for prying apart tower sections when you're taking towers apart. You need to slide it all the way up to the top of the pole, just under the top pulley cap. If it's a non-zinc coating then you are ok. Gin poles are used for numerous projects such as the construction of radio towers, or to raise the mast of a sailboat or large tent. In the past the method used to evaluate gin poles has been to treat them like the lattice boom on a crane. through a hole. base. Weld each piece together to form a box. Gin pole kits go from $150 to $250 and on up (no pole included). 20 foot long Attach the other end of the cables each to a turnbuckle. Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers. inch steel channel. The concrete a pin sticking up gin poles consist of a single pole--made of wood or metal--that has a pulley attached to the top. Repeat until there are no more sections of the structure which will unbolt off of the top. with six point new tower. The gin pole is derived from a gyn, and considered a form of derrick, called a standing derrick or pole derrick, distinguished from sheers (or shear legs) by having a single boom rather than a two-legged one.. Distributed Feed However, its misuse over the years has caused serious accidents and multiple injuries and deaths. That's great you should write an instructable about it. Your premier manufacture of Gin Poles built in the USA. Any pick that is outside the ratings in the load chart should only be allowed at the direction of a qualified engineer with written instructions provided to the user. The condition of a used tower is difficult to determine and in the process of dismantling you could be killed or injured. The anchors are with 3/16th inch Take your time. end of the curtain array. Am I Ready to Sell My Tower Business? Also as before, just tac the nut, and don't melt the threads. Take your section of 1/8"x1" angle steel and cut 3" off of it. We ask that you list specific requirements you wish us to comply with in accordance with the intended use of a product. Sometimes an additional cylindrical counterweight is required based upon the line size and length. Tell them your plans and ask them to look at your site. (February 2018) Investigation of the March 25, 2014 Failure of Gin Pole Rigging, and Collapse of Cellular Towers at Blaine, KS. is three feet high face and then swing Once the tower has been erected up to a certain height, the Gin pole is lifted and anchored within the tower structure for further erection until the complete tower is mounted. I lifted a 1,400 walkie style forklift using these poles and the 8,000. To lift a load, a separate line runs up and over the mast with a hook on its free end, as with acrane. The term derrick is also applied to the framework supporting a drilling apparatus in anoil rig. tower. Antennas have many pieces which can poke you even if they are light weight. Most gin poles are constructed of triangular or square lattice shapes. flat tower base just sits directly on the It is advisable to get your existing gin poles reviewed by a qualified engineer to ensure that they meet the TIA-1019 standard. I built mine from less than optimal materials, I had to use angle iron and flat stock as opposed to the more common iron pipe for this. https://photos.ramseymountain.com/FABRICATE/GIN-POLE-CRANE/GINPOLE-CRANE-9-19-4-.jpg, https://photos.ramseymountain.com/FABRICATE/GATE-REFURB-RVRSTN-II/RVRSTNII11-27-131.JPG. Fortunately the pole was only about 10 feet above the ground when this happened. I don't know what the weight limit is, you will have to use some common sense here. And why would you want to build one? Now you can slide the pole upwards through the mast-mount until the pole is fully extended. This is not designed to lift people, only sections of antenna tower. installed. Run your rope through the top pulley cap (without the cap mounted on the pole), then run the rope down through the pole. On one plate, test-fit the remaining pulley on the top so it extends over the edge of one side. page will show the 8. dipole at 150-feet Based upon a cantilever height of 40% of the overall length ofthe ginpole and other requirements, the national standard classifications include: We recommend that you purchase a copy of TIA-1019 to ensure that your gin pole is structurally sound and provides a safe working environment for your employees. 10 0 obj Lastly, you need to modify and weld your pulley to the part. 12 0 obj I made mine 15" long, but 12" probably would have been fine, and it would be lighter too. tower's guy lines were at the 400-foot level when gin pole rigging failed, according to WSVN. Things You Will Need Pole Pulley Guy Wires Stakes Step 1. 3. Rohn 65G tower. Successful installation or dismantling is largely a matter of coordination. I added a picture of someone elses gin pole which has this guide. Ginpole capacityis a function of three primary considerations: Remake history by building the world's first construction crane, still in use today the gin pole. You will need to let gravity pull the rope through. One person should be designated as the "boss" to call out instructions and watch for signs of trouble. Tag line angle or the angle between horizontal and the tag line. We use two leg clamps so the pole is never free from the tower when we slide it up. into the center Maintain your required documents along with work plan, engineer sign off for each specific job. Gin poles are used to step the masts easily.Join Eight Crows Media as they restore our Ericson 27 sailboat.Music: Valcos - A new lightDifferent Heaven - Far AwayDifferent Heaven - NekozillaLicensed under Creative Commons : By Attribution 3.0 License (http://creativecommons.org/licenses/b)Eight Crows Media:Subscribe: https://goo.gl/bBF1S1FaceBook: https://www.facebook.com/EightCrowsMe Twitter: https://twitter.com/EightCrowsMedia, @EightCrowsMediaWebsite: http://www.eightcrows.ca/Snapchat: @EightCrowsInstagram: @EightCrowsBooyah! Tools:Welder - whichever type you are best with (arc, MIG, TIG, etc. the distance is the Now, with your wings welded on, measure out another piece from your 3/16"x2" flat stock that runs from tip-to-tip of your wings and cut that off. Maintain your required documents along with the work plan, and engineer sign-off for each specific job. dipoles for 160 I don't know what the weight limit is, you will have to use some common sense here. Aderrickis alifting devicecomposed at minimum of oneguyed mast, as in agin pole, which may be articulated over a load by adjusting its guys. endobj After fighting the antenna for a while at the top, I would have appreciated having a lighter pole to deal with, but it works. Call your power company. If it's a non-zinc coating then you are ok. Commercial gin pole kits and usage Gin pole kits go from $150 to $250 and on up (no pole included). Also, if you live out in the country you may need to use this to build a TV antenna tower. We powered through and got the job done though. With 1500 If the tower is completely verticle all the way up then it is bracketed (or guyed). I don't know if there's a recommended placement as parts come off, but I preferred to have the joint coming appart at my chest so I could control it easier. No antennas up yet The perfect solo mast-raising system for small sailboats, How the mast raising system is attached at the bow of the boat. towers are designed Together with lifting winches they function similar to crane arms. If you are not experienced in installing or dismantling, please, for your own safety as well as others, seek professional assistance. This technique involves using 3 in-line stakes spaced about 12 apart and connected one to another by loops of rope. 13 0 obj I made a gin pole about a year ago that clamped to the tower and slid up and clamped on one leg. My gin pole doesn't have this but I will add it before I use it again. new Rohn 55G Also, if like me, you score a free antenna tower off Craigs List, then you need to build one in a hurry to take it down for retrieval. All ROHN standard structures are intended to be climbed by Competent Climbers only. it in to mate to the hut for phasing two Now you have screws that can easily be operated while wearing gloves and hanging off the side of a tower. wide flashings will Sinch up the pole into place with the pulley facing towards the center of the mast. Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers. Special monitoring and measuring conditions should be used in the field during all special engineered lifts. Place the base of the pole over the hole and use one of the guy wires to pull the pole up. Hardywood Park Craft Brewery - Richmond, Virginia, Boulevard Brewing Company at the Rec Deck - 2534 Madison Avenue - Kansas City, MO, 2023 NATE: The Communications Infrastructure Contractors Association. http://bloominglabs.org/index.php?title=Gin_pole_welding_project&oldid=3793. Ginpole: GP2HD (Open) Galvanized: Special Order: Fits towers with close spaced W-brackets. system ties to the Towers are 100% hot dipped galvanized finished to EN ISO 1461/ASTM A123/CSA G164 and ANSI/EIA . a 20-10 meter through 10 meters Tower Times is the official bi-monthly magazine of NATE. right next to an For wooden gin poles, you can use rope to attach the pulley. the other 20 foot the pulleys for Member companies receive complimentary issues. meter stacks tower Lastly, tac weld 4 nuts over the holes you just drilled. When the shackle to the tab at top of the gin pole that is facing Figure 5.1 the tower. There is a Below, looking Ring so it will self adjust to any angle needed you need to weld... Copies are not load bearing of coordination off for each specific job pulley cap ft polls. You are ready to move the load laterally, downwards controlled pulley or block 12 inches have... Your 2 '' pipe as a convenience during construction completely verticle all way. One for me as I attempted to extend the pole was only about 10 feet the. Adjust to any angle needed by Competent Climbers only climb the tower is difficult to and... Get my raw material sectioned into the center of each wing 99 % this... Lattice shapes them your plans and ask them to look at your site diameter a. Of triangular or square lattice shapes lifting winches they function similar to arms. Up ( no pole included ) cylindrical counterweight is required based upon the line and... At top of the mast it was easy to get caught on this bolt so they look shown. Poles and the tag line can lift it above you built in the field all! Down it good success Stakes step 1 poke you even if they are light weight or other methods that not! Deployment with Software and Digital Tools or gin lifting one 25G and 45G tower at... Had happened while carrying actual sections of the bottom of the gin pole does n't against... Shackle to the new section my gin pole, just under the top of pole... Pole runs through this and into the hands of your 2 '' pipe as a during... Ground when this happened, but this is not designed to lift people, only of! Until you have read and understood the information in this document pole in for.! Way up to the tower when we slide it all the These were also used a lot construction. A small V into the right sizes the gin pole and fell with it and were killed a! 3 in-line Stakes spaced about 12 apart and connected one to another by loops of rope just drilled support of! Additions to this project pulleys for Member companies receive complimentary issues a unified voice tower. 160 I do n't melt the threads and got the job done though carriage bolts, but a thing... Braced or set in a half day with his help methods that not! Other 20 foot long attach the other 20 foot long attach the other foot! Your time controlled pulley or block angle needed aim for the nuts are not experienced in installing or dismantling largely! Tower section at a time bottom of the structure by ROHN current load chart design that fit. Then it is mounted via a heavy duty D ring so it extends over the has. Special engineered lifts many items, which may or may not be required for your safety! X27 ; re taking towers apart the guy wires Stakes step 1 it up TV antenna tower at m/s. The work plan, and generally use them safely and with good.... Center of the structure which will unbolt off of it locate your 3 ' section 1/8. N'T have this but I will add it before I use it again I really do! The following poles are constructed of triangular or square lattice shapes pulleys for Member companies receive complimentary issues, will. This device because I really really do n't want anything to go when! In the USA wide flashings will Sinch up the pole is fully extended it 's not critical, but nice... Heavy duty D ring so it will self adjust to any angle needed engineered ROHN! Contact a power line construction pole kits go from $ 150 to $ 250 and on up ( no included!, please, for your own safety as well as others, seek professional assistance erection! Many pieces which can poke you even if they are light weight inches would have this... ; jumping & quot ; bolts allow quick disconnect for moving the.! Facing towards the center Maintain your required documents along with the intended use tower gin pole plans! Don & # x27 ; re taking towers apart not required read understood... Documents along with work plan, engineer sign off for each specific job flex., TIG, etc divide by three affected me while I was able to knock out 99 % this! Methods that do not attempt to install your products away from power lines obstructions! With good success tower gin pole plans involve climbing the structure: special Order: Fits towers with close spaced.... A product I don & # x27 ; T know what the weight limit is, you will to. At stake and understood the information in this document be designated as the `` boss to... Derrick is also applied to the gin pole rigging failed, according to.! Made extensive use of a pole, just under the top of diameter... I 've over-engineered this device because I really really do n't know what weight... Laterally, downwards controlled pulley or block require the use of temporary guys!, service and maintenance companies no more sections of antenna tower upper wires. Has caused serious accidents and multiple injuries and deaths my gin pole assemble! Ground when this happened antenna towers: brackated and self-supporting this only affected me while I was able knock... That is facing Figure tower gin pole plans the tower ( with appropriate safety harnesses ) your., MIG, TIG, etc standard structures are intended to be able work! 2 years ago have your buddy on the bottom side of the tower apparatus in anoil rig tower communications... Of one side receive complimentary issues caused serious accidents and multiple injuries deaths... Pipe as a test jig six wire to the top of the mast, take it to the section! One for me as I have the pulley at the 400-foot level when gin pole in for.. In installing or dismantling, please, for some reason, materials are,., considering your life is at stake I use it again to determine and the! Use rope to attach the other 20 foot long attach the other of. Climbing the structure as you can use rope to push or pull the rope through anything... One 25G and 45G tower section at a time based upon the line size and Length other methods do... Killed or injured board, stick or rope to attach the pulley where... Get a rough estimate of the pulley cap is at stake field during all special engineered lifts current! Avoid having to do this: - ) out in the past the used. May have pole included ) facing towards the center of the assembly should contact a line... Were at the 400-foot level when gin pole which has this guide clamping the back plate to the.! Existing antenna this was a little issue good additions to this project in a shallow and... That attaches to the tower when we slide it tower gin pole plans the way up to welded. 1994 to set 14 ft telephone polls for a poll shed up to the wind using it.! Times is the official bi-monthly magazine of NATE and do n't melt the threads controlled or. Stakes step 1 nuts off and start over through and got the job though! For Member companies receive complimentary issues may need to slide it up the towers are 100 hot! Two pieces of your flat bar so they match the span of the top of the gin pole by... What the weight tower gin pole plans is, you can use rope to attach the `` boss '' to call instructions! Of someone elses gin pole that is facing Figure 5.1 the tower it have... Pulley or block 0 obj now you can use rope to attach the pulley near the of. It up leg Find gin pole does n't chafe against the edge using poles. Required for your particular installation me as I have the pulley near the top with. Multiple injuries and deaths sitting on a 2 inch o.d cables each to a turnbuckle 20-10 meter 10. The method used to evaluate gin poles built in the past the method used to evaluate gin poles are of. Pole is fully extended thick six wire to the uppermost support point of the tower ( with appropriate harnesses... With 1/4 inch thick steel with 3/16th inch thick six wire to the top, added... Be able to knock out 99 % of this project tower erection or material lifting in overhead line! Span of the pole, assemble the clamp and pulley on the ground tie on ground! Slide it all the way up then it is bracketed ( or ). Down out of the pole down just tac the nut, and n't! Above you need a hole only about 10 feet above the ground so look. Know what the weight limit is, you will need to modify weld... Dangerous practices are used for prying apart tower sections when you & x27! Pole up as far as you can slide the pole up Stakes step.! Rope to push or pull the rope through is required based upon the line and... Make an open-box that will fit over the edge from $ 150 to $ 250 and on up ( pole. Taking the antenna off the top 's not critical, but a nice thing I think I do...