tower gin pole plans

So my kit fully assembled had some decent weight to it. The pulley at the top of the pole on the ebay kit has a small wire loop welded over the end. 12 Foot in Length for lifting one 25G and 45G Tower Section at a time. Use a horizontal bandsaw to cut off the eye-hole of the pulley, this will also create a new surface for welding it to our anchor assembly. Now attach the 3/16" rods to your carriage bolts as shown. Product Description Gin Poles (Jin Poles) are used for tower erection or material lifting in overhead power line construction. Insert a 1/2 dowel in the middle of each rope loop and use it as a "Spanish windlass" to twist the loop until it's taut. a pin sticking up inch steel channel. Individuals of all experience levels will find this course useful in understanding the design criteria for a Gin Pole and the loads that are placed on the structure when it is used. Then you inch the gin pole up the section you just attached and repeat the process. transferred to the pier. Reply OSHA - Communication Tower - Request For Information, Design Load Data by County - Wind, Ice, Seismic & Frost (Rev G & F). This is not designed to lift people, only sections of antenna tower. The order of attachment for the guy wires should be: one upper guy wire, the lower guy wires, the opposite-side upper guy wire, then the rest of the upper guy wires in any order. Just make sure there is still metal left so the pulley can be welded later on. The pole, also known as a mast, boom, or spar is secured with three or more guys. 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. (February 2018) Investigation of the March 25, 2014 Failure of Gin Pole Rigging, and Collapse of Cellular Towers at Blaine, KS. For disassembling a tower like I was, you take the gin pole to the highest part BELOW the section you are about to remove. Eight Crows builds a gin pole from scratch using items laying around the garage. Truck Mounted Jin Poles by Imabass -- This is a addon tool to my t. This was built with 2x2x1/4 tubing and some gussets. Make sure you get good penetrating welds at the ends of each seam. <> box just above the 7 0 obj shed. on Step 8, I have the need for one of your gin poles. 3 years ago. On the tower I used this on, the antenna rotator was still mounted in the mast section which was probably part of the issue. Pay attention to the side the nuts are on in the photo. Clamps are 1/8th A hole--one foot deep for each 20 feet of pole--should be dug for the pole. endobj Question 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. It comes with the Head Fixture to attach to the installed Tower section, and the Pole/Pulley (with customer supplied line) to lift your next section. tower so we did not Ginpole: GP2HD (Open) Galvanized: Special Order: Fits towers with close spaced W-brackets. There was one incident where it slipped all the way through the mast mount and down to the ground. If the tower is completely verticle all the way up then it is bracketed (or guyed). 2 0 obj The gin pole is considered a form of derrick, called a standing derrick or pole derrick, distinguished sheers (or shear legs) having single boom rather two-legged one. GP2HD-BX: Galvanized: $570.00: $685.00: Ginpole: GP2HD (Closed) Galvanized: $570.00: $685.00: Fits most towers with round legs from 1 inch to 2 inch O.D. Then very carefully attach the pole to the mast. 13 0 obj Towers are 100% hot dipped galvanized finished to EN ISO 1461/ASTM A123/CSA G164 and ANSI/EIA . endobj and Europe 20-10 Share it with us! hardened steel pier x]W%QA uWEE$HTDs }o\of'v{33KwWW`9s79[TR^SX[T\ A number of triangular gin poles come with both guy and self supporting butt sections standard. Some components of a gin pole system include: This wire rope line is utilized to raise and lower the load. installed. Lay the angle iron down and lay the "wings" next to it on your welding surface. gradient in the soil Your idea is fine and seems to be able to work well. Aderrickis alifting devicecomposed at minimum of oneguyed mast, as in agin pole, which may be articulated over a load by adjusting its guys. will be over 35 The following chapters are covered in this module: History; Regulation and Standards; Rigging; Parts of a Gin Pole; Engineered Lifts; Inspection and Maintenance; Evaluating Existing Poles; Tilted Pole Use; Vertical Small Pole Use; and Vertical Track Pole Use. my number is 505 979 8262 I am Duane, A Gin pole doesn't have to be temporary and can be built out of other materials. The gin pole worked and got me a free 30' antenna tower. Buy ROHN. Additional precautions may be required based on site-specific conditions. Climbing step bolts is dangerous and can cause serious injury or death. Usage:If you are installing a tower, the base must be planted into the ground before you use the gin pole. The tower collapsed in August of 1991. The pad is 6-inch thick high 315-foot tall 65G Course exceeds the TIA-PN-4860 Gin Pole standard for "Design and Use" and as referenced by the OSHA Directive CPL-1.36. removing the old The Try hard to avoid having to do this :-). prevent voltage TIA-1019, the Structural Standards for Steel Gin Poles Used for Installation of Antenna Towers and Antenna Supporting Structures was approved and released in 2004 and provides an excellent tool to ensure that there is a greater awareness of safety during gin pole use. Due to the varying types, sizes, and uses of gin poles, only the employer can determine when an individual is qualified to work with a specific size of Gin Pole. 12 0 obj ROHN assumes no liability if faulty or dangerous practices are used. is 3 inch OD 6061-T6 Call your local power company. The course also considers the requirements of the OSHA CPL 02-01-056 Inspection Procedures for Accessing Communication Towers by Hoist. tower's guy lines You just need tac welds, that all. knurled inside for ROHN makes available many items, which may or may not be required for your particular installation. These requirements may or may not affect the price of the materials and equipment under consideration for purchase. 50kN herringbone steel gin pole tower erection tool. Clamps are 1/8th inch thick steel with 3/16th inch thick steel angle for leg clamps. Attach the upper guy wires to the top of the pole. as well as multiple wall. tower Upper guy wires will attach to the ground at a distance about 1.7 times the length of the gin pole, and should be secured with stakes. Polar expedition vehicle by Ian Nesbett Design set to break the world record for Antartartic land crossing. into a buried Even though the rope was tied at about the 2/3rd's section above what I thought was the center of gravity, it was still slightly heavier at the top so it flopped around more than I liked after it came off. "T" bolts allow quick disconnect for moving the pole. I had considered just using hex bolts and not attaching the nuts to the plates, but I realized there is just no way to handle tools, bolts, nuts, and the gin pole while hanging off the side of a tower. In Do not attempt to install or dismantle ROHN products near any type of power line. tower. In a long gin pole this force puts significant stress on the pole and the attachments between tower and pole. This is the bottom compares to a All towers, masts and poles should be installed or dismantled by experienced and trained personnel. Also, if you are a noob welder like me, you need to be VERY careful when you tac your nuts to the plates. These need to be a larger diameter than the screw. section of the 65G This will spread the load across the 3 stakes. meters at 300 feet. Stationary or Hinged Base Telescopic Tower. When autocomplete results are available use up and down arrows to review and enter to select. how tag line is that are pointed six wire to the new Home Products ROHN Towers & Masts Tower Tools & Safety Gear ROHN 25G 45G Tower Erection Fixture Gin Pole R-EF2545 ROHN 25G 45G Tower Erection Fixture Gin Pole R-EF2545 View Larger Image Highlights Tower Erection Fixture Gin Pole Lift 25g & 45G Sections Price$1,350.00 yet today. The process is of jumping repeated until the topmost portion of the tower is completed. 8 0 obj will be used on a No antennas up yet Information supplied by ROHN assumes that all products will be installed or dismantled by personnel having these skills and having worked with similar products before. are available from ROHN. 9 0 obj Your dealer carries a complete line of installation and grounding hardware. Make sure your 3/8" carriage bolts can pass through without catching. An individual will become proficient in the Gin Pole use through a mix of technical knowledge and practical training. In the past the method used to evaluate gin poles has been to treat them like the lattice boom on a crane. aimed at Europe, See how it 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. The employees were tied to the gin pole and fell with it and were killed. It is mounted via a heavy duty D ring so it will self adjust to any angle needed. This allows the lifted tower section, leg, panel, antenna or other structure to be moved to the location where it is to be secured. The most basic type of derrick is controlled by three or four lines connected to the top of the mast, which allow it both to move laterally and cant up and down. extra friction. This prevents the rope from falling off the side of the pulley during use which is a real pain in the arse. towards Asia and two So what is a Gin Pole you may ask? I also used a 4" pulley and 1/2 plate for the lifting block. If you are unsure then have a professional check it out for you. lighter-duty tower, Because the pole is so close to the center of the mast, no matter how I rotated the antenna it was making contact. Together with lifting winches they function similar to crane arms. dipole at 150-feet Load charts for gin pole, hoists, etc. ROHN cannot be responsible for any omission at any time. Then the Greeks put a pulley on a pole, and the sky was the limit. with fiberglass Tower Erectors - Please see that these signs are attached per the instructions above before leaving the site. Contact your local installer if consultation or assistance is required. A metal cutting horizontal bandsaw is designed for doing this, but if you don't have one of those then you are down to an angle grinder or a hacksaw. The pulley may possibly be zinc coated. (October, 2018) Investigation of the September 27, 2017, Gin Pole Collapse at an Antenna Tower in Miami Gardens, Florida. The rope coming down out of the bottom of the pole runs through this and into the hands of your assistant on the ground. 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. There was one small piece I left out of my setup from the ebay kit I found. With 1500 Take your section of 1/8"x1" angle steel and cut 3" off of it. Who should install or Dismantle ROHN Products? system ties to the Radials come Open Call Women of NATE Want to Hear From all Women in the Industry! hold the pole. Most derricks have at least two components, either a guyed mast or self-supportingtower, and aboomhinged at its base to provide articulation, as in astiff legderrick. 160 meter inverted This information may save you from death or injury. a new Rohn 55G Gin pole kits go from $150 to $250 and on up (no pole included). Call your power company. Note the old phasing 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. Whether you are starting your first company or you are a dedicated entrepreneur diving into a new venture, Bizfluent is here to equip you with the tactics, tools and information to establish and run your ventures. Now you are ready to climb the tower with your gin pole. <> soldered to the buss feet. 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. existing The The 80/40 Cut two 1' to 1.5' sections out of your 1/8"x2"x3' angle steel. Now . New listings: 23' Gin Pole body for sale - $10 000 (Fitchburg MA), 3 Point gin pole - $120 (PARIS TX) . the base from Gin poles used raise loads above structures tall reach crane, placing antenna atop steeple, lift segments of tower atop one-another during erection. 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. This devise is not used in any other form of erecting and stacking structural steel members. xMk@appC>RT @bhwJN: I was able to knock out 99% of this project in a half day with his help. new 65G is up, it Contact Now. Obviously you need to drill this hole before attaching the pulley to the plate. we are The old If either end of etiher seam is faulty it could allow the part to crack and break under load. it is being raised. Lifting a 300 pound CAUTION! The mixing of so-called interchangeable copies of ROHN products with ROHN products is dangerous and voids all engineering or warranty data supplied by ROHN. This 7/8th inch in background. How to build a gin pole. In the foreground is Sept. 27, 2017 - Three tall tower technicians died just before 4:00 p.m. today in Miami Gardens, Fla. while working on a repack project. Tall I made mine 15" long, but 12" probably would have been fine, and it would be lighter too. Tag line angle or the angle between horizontal and the tag line. Won Fireside Chat: Women Investing in Women, ABIS Solutions Certification Tracking for NATE Members, What to Expect from OSHA in 2021 and Beyond. Do not attempt to install or dismantle any ROHN products until you have read and understood the information in this document. Class B requirements are similar to Rev F requirements and are intended for structures to be climbed by professional Competent Climbers. 4). the USA. feet tall, unlike Climber safety devices are required on all structures 10 ft. or greater in height. And why would you want to build one? This thing was rock steady, the only flex was from the pole, not from the mast attachment. D1.1 independent contractor inspected before leaving our facility. This page has been accessed 81,151 times. Run your rope through the top pulley cap (without the cap mounted on the pole), then run the rope down through the pole. You will need to let gravity pull the rope through. If you have had any practice at all with a welder then this is an afternoon project. As it is being pulled make sure you are holding it steady so it does not swing and hit you. The key features of these towers are 4 guy wires, a hinged base and a gin pole for leverage. Each . LMS-PS20 DERRICK DOCUMENTTower Drawings TT30 . The reason is that the gin-pole rope tends to pull the mast down toward the gin pole rather than up into the air. top of the existing Is it possible you can make one for me as I have 150' of Rohn 25G to install. Class A requirements are more restrictive in comparison to Rev F and are intended for structures expected to be climbed by lesser qualied (Basic) climbers. endobj Tower Times is the official bi-monthly magazine of NATE. They will remove it safely. This Gin Pole Course is based on the new ANSI standards: A10.48-2016 Criteria for Safety Practices with the Construction, Demolition, Modification and Maintenance of Communication Towers, and TIA 322-2016 Loading, Analysis and Design Criteria Related to the Installation, Alternative and Maintenance of Communication Structures. rebar. antennas have been First, assemble the pole when you get on-site. The standard provides the minimum required information that must be provided on the load chart for each gin pole as well as the warning that the chart is for lifting loads, and instructions must be included to reduce the calculated allowable lifting capacity by one half when lifting personnel. Three employees were engaged in installing a new antenna for a local TV station at the top of a 951-foot tall antenna tower constructed in 2009. flat tower base just sits directly on the If you wish to use step bolts, the responsibility for their use will be totally yours or your customers. Towers can be quoted to accomodate Class A climbing facilities when specied. the other 20 foot I found that for removing and adding anything above the mast it was easy to get caught on this bolt. tower will hold gin pole is unique to the tower industry. 1. control the tilt as The line is attached to a separate drum on the winch and runs through a heel block at the base of the tower, then up through a block on the tower or pole track. A straight tag where the line is directly attached to the load, and the trolley tag which is attached to the gin pole below the roosterhead are the two most common methods of tagging. Notes: RIGGING PLAN CHECKLIST curtain array. Take your 3/16"x2" flat-bar stock and cut 5 pieces 2" long (equal length on all sides). USD 60 ~ 210. Gin Poles are commonly used for installing stacked tower sections and hauling other items up on a tower. See more ideas about work truck, truck cranes, trucks. The base-pulley attaches to the tower below the pole mount at waist-level to the person pulling. inch thick steel. 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. sits on the pad with new Rohn 55G it is usually secured with guy wires.. Flat bed gin pole truck for sale.html | autos weblog tower base. . Rohn 65G tower. Attach the "wings" so they look as shown. It is fully tightened and locked on the pole. 2 years ago Truck Mounted Jin Poles by Imabass -- This is a addon tool to my t. This was built with 2x2x1/4 tubing and some gussets. I suspected this could be a little bit of an issue and it was a little issue. It proceeds through a series of blocks or to a set pole position. a wire grid under Buy American. You can tie the pole onto your belt or harness once the top of the pole is at waist height. We have this item in Stock, Please call for Freight Ship Quote! 320-foot tall tower. )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. They must be sized to support the pole and the gross load weight and not exceed the manufacturers safe working load limits. All installations must be grounded per local and national codes. pin is all that keeps weighs 100 Figure 5.2 3. 6. <> Then securely anchor the Spanish windlasses against the ground. 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. Repeat this procedure for each section of tower you are installing. 1. Locate your 3' section of 1/8"x1"x1-1/4" angle steel. Step bolts are intended to be climbed by professional Competent Climbers only. sections. power towards Europe Things You Will Need Pole Pulley Guy Wires Stakes Step 1. Gin Pole AnalysisTrust No Substitutes. <> Do dress properly - shoes with rubber soles and heels, rubber gloves, long sleeve shirt or jacket, and a hard hat and safety glasses. Consult your dealer. Now weld a 3/8" nut over the side-hole. This is It was built from a tree. 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. The guy anchors are The welds for the nuts are not load bearing. Special product services and special packaging are also available. This is the base evenly distributed Bracketed tower sections are usually not too heavy, definately under 80lbs. the distance is the Rev G has made signicant additions addressing climber safety. This Attach one or more short ropes to the gin pole about three feet up from the hole--these are lower guy wires. Aluminum wire is furnished for attaching signs. After removing the top-most component you are ready to move the pole down. Now you are ready to climb the tower (with appropriate safety harnesses) with your gin pole. To raise a tower, the 2 side guy wires are attached and tightened while the tower is laying on the ground to prevent lateral movement during the process, and the guy wire opposite the winch side is cut to the correct length and attached to the earth . endobj Bottom of tower. Four guy wires are best, but if space is limited, three will do. Remake history by building the world's first construction crane, still in use today the gin pole. You need to drill screw holes now. Passing the 80 meter 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. Weld these "wings" at the corners of the open angle iron as shown. If you looked at the other side, you would see opposing welds along the gaps on the unwelded sections of this side (the welds will inter-leave). So, this project is also about fitting a round object into a square hole ;-). Make sure you have enough rope, but that should be obvious. Next, on a different piece, drill a 1/4" hole perfectly in the center. endstream This is the Complete "Gin Pole" for Lifting one 25G or 45G Tower Section at a time. half-waves in phase You use it the in reverse to disassemble a tower. The equipment is used with motorised winch and pulleys. If nuts cannot be easily run throughout the threaded length, the bolt should not be used again. This is not designed to lift people, only sections of antenna tower. The perfect solo mast-raising system for small sailboats, How the mast raising system is attached at the bow of the boat. Please see page 19 of the Buyer's Guide for ordering information. Make sure the "pulley-mount-plate" will be on top. Now you have screws that can easily be operated while wearing gloves and hanging off the side of a tower. 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). is three feet high in this photo. through 10 meters No one should attempt to install or dismantle ROHN products without these skills and experience. The small part in the center and bottom with a pulley attaches to the very bottom of the tower. Europe of anyone in I found this gin pole kit on ebay and almost bought it. 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. Capacity a function of three variables. When the The clip on the line is attached to the forestay, and the raising process follows the sequence pictured below. If an electrical accident should occur - dont grab hold of the person in contact with the power line or you too may be electrocuted.