2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. 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. Brand Name: SHENGHONG. Within Limits, this Device can be used to lift other Material, but CANNOT be used to Transport People. reflector. one for 80 and 40 Figure 5.2 3. Call your power company. You are going to weld along one of the un-welded corners of the tube you created in the last step. In antiquity, the only way to raise a heavy object was to put a rope on it, climb a ladder, and pull or if you had enough time, build a ramp. The pole, also known as a mast, boom, or spar is secured with three or more guys. 4. Remake history by building the world's first construction crane, still in use today the gin pole. Self-supporting towers have corners that angle in towards the top and do not require additional supports. 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. Question There are reports of gin pole failures and injuries, indicating that the limits for safe use are not generally known or understood. curtain array. 4 0 obj For your safety and to help you achieve a safe installation, please read and follow the safety precautions below. the USA. The pulley at the top of the pole on the ebay kit has a small wire loop welded over the end. installed. Rev G provides requirements for climbing facilities by defining two classes of climbing facilities, Class A and Class B. will be used on a I found that for removing and adding anything above the mast it was easy to get caught on this bolt. I ground a small V into the tops of my carriage bolts, but this is probably not required. Below, looking Also be VERY careful to not loose control of the pole as it's sliding down. As this Item is over 10 feet in length, it can only ship by LTL Freight. kicking out. All towers, masts and poles should be installed or dismantled by experienced and trained personnel. 8. Materials used by the so-called copies are not the same quality and have not been tested or engineered by ROHN. Take your 3/16"x3' rod and cut seven 1.5" pieces off of it, one for each nut we attached. The Spartacus Gin Pole was born. No one should attempt to install or dismantle ROHN products without these skills and experience. tower away from the It's a temporary hoist that attaches to the top of a tower. ROHN will not be responsible for the use of step bolts. If you wish to use step bolts, the responsibility for their use will be totally yours or your customers. The top pulley swiveled and made it a lot easier to move the next section in place. weighs 100 All rights reserved. Once you are finished verify you can thread screws through the holes. 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. Certified Green Gin Poles are . In a long gin pole this force puts significant stress on the pole and the attachments between tower and pole. If you are using round pipe instead of angle steel for this part then you can skip this step. Class B requirements are similar to Rev F requirements and are intended for structures to be climbed by professional Competent Climbers. 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. In this case: 18,975 foot-pounds / 21 feet = 904 pounds. To keep all members informed of issues relevant to the industry. <> Eight Crows builds a gin pole from scratch using items laying around the garage. I found that I should have added a "rope-guide" onto the "nose" of the pulley sticking out over the edge of the box. He only Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers. 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. One last thing. We borrowed the H1116 from Pittsfield to set poles when needed. Once re-attached, again extend the gin pole back up to its full height and redo the next removal operation. The pulley may possibly be zinc coated. The employees were tied to the gin pole and fell with it and were killed. The headache ball is a steel counterweight that is connected to the end of the load line so that it can be returned to ground when the load is removed. Attach your gin pole about 20' and lift it off the ground from there to check everything. 7. <>>> wide flashings will As you can see, I've over-engineered this device because I really really don't want anything to go wrong when using it. 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.. <> It is mounted via a heavy duty D ring so it will self adjust to any angle needed. 20 foot long You will need to let gravity pull the rope through. This is the base 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. Any one clamp can easily hold the pole. TIA-1019 was authored by the nations leading engineers and tower erection professionals and provides the industry with a detailed set of procedures that will foster a safer construction environment as well as assuring the safety of the tower. inch thick steel. Special Offer: FREE Job Posting for 14 days. 8 Second Street; Watertown, SD 57201-3624605.882.5865 888.882.5865[emailprotected] | Privacy Policy / Terms of Use This Distributed Feed It is the KVLY-TV mast and it stands a proud 628.8 meters or 2063 feet tall. Locate your 3' section of 1/8"x1"x1-1/4" angle steel. Welding zinc is bad, the fumes are toxic. You use it the in reverse to disassemble a tower. Select a proper pole. My gin pole doesn't have this but I will add it before I use it again. We use two leg (Figure 5.3) 5. a wire grid under installed by fall of Adam was kind enough to give me a thorough TIG lesson on a slow Sunday. Step bolts are supplied as a convenience during construction. The reason is that the gin-pole rope tends to pull the mast down toward the gin pole rather than up into the air. half-waves in phase clamps so the pole tower's guy lines New gin pole pricing will be based upon the gross load design, the cantilever height and other rigging and mast requirements. . Under 40 feet, wood is fine, and the pole should be 1 inch thick for each 5 feet of pole. 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. 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. 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. on 40 with a screen Note Attach the pulley near the top of the pole. <> slide it up. If any part of the assembly should contact a power line - Dont touch it or try to remove it yourself. It was good to have done this once, but I'd be happy if the only other time I use this gin pole is to assemble this tower on a perfect 70 degree day. This had the added benefit of being able to thread a bolt in and hang the entire pole off of a single bolt temporarily while repositioning myself and the pole. off the buss wire. In this course the student will learn the design criteria of a gin pole and how the gin pole is used. 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. sleeve that is To provide a unified voice for tower and communications infrastructure construction, service and maintenance . elements will be at 1 0 obj If either end of etiher seam is faulty it could allow the part to crack and break under load. 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. section of the 65G 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. This is little inconvenience, considering your life is at stake. we are in place. Now you have screws that can easily be operated while wearing gloves and hanging off the side of a tower. anticipate having Thanks for the feedback, those sound like very good additions to this project. Tools:Welder - whichever type you are best with (arc, MIG, TIG, etc. Tower going up. feet tall, unlike The type of gin pole we are building will only work with bracketed towers that are completely vertical. were at the 400-foot level when gin pole rigging failed, according to WSVN. I don't know what the weight limit is, you will have to use some common sense here. <> 2017 Engineered design. It is fully tightened and locked on the pole. the stones to Do a test-fitting of all your parts. Description Completely filled out CLASS IV Rigging Plan Copy of tower structural analysis copy of Spartacus Gin Pole Load Charts Convert all documents to a PDF File and combine them in (1) PDF file There will be a 72 hour turn around time provided no corrections to the CLASS IV Rigging Plan are needed the pulleys for I made mine 15" long, but 12" probably would have been fine, and it would be lighter too. Aluminum wire is furnished for attaching signs. Do not attempt to erect a gin pole in soft ground. If an electrical accident should occur - dont grab hold of the person in contact with the power line or you too may be electrocuted. and feet wide for I don't know what the weight limit is, you will have to use some common sense here. Ginpole fits BX type Towers. Any one completed Rohn 65G <> There are two types of antenna towers: brackated and self-supporting. REMEMBER: Power lines and phone lines look alike. Ginpole capacityis a function of three primary considerations: Also, the pulley that mounts at the bottom of the tower has to be cut so it can be welded to its mast mount clamp. inch thick steel Most likely, if you are a ham radio operator you may desire to get an antenna way up into the air. This 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). It just Radials come Un-stepping the mast | the rigging company, Hi charles, you will need to have a crane, gin pole, or tabernacle rig hooked . Attach the other end of the cables each to a turnbuckle. existing tower. In many of these cases, the victim was aware of the dangers of electrocution but did not take adequate steps to avoid the hazard. Based on local, state, or federal laws and building codes for your area, it may be necessary for your particular installation to have special items or be given special consideration. 360-474-8991 . Most amateurs are quite familiar with them, and generally use them safely and with good success. tower. In accordance with the Occupational Safety and Health Act regulations, parts are available incorporating features, which will permit a safe product. feet towards the Rest the cable alongside the gin pole. wire. These were also used a lot in construction before transportable cranes became more common. aimed at Europe, This Item is 10 Feet Long and CANNOT Ship UPS, LTL Freight ONLY Basically this tool is used for prying apart tower sections when you're taking towers apart. No antennas up yet Call your local power company. on every leg, and so Run your rope through the top pulley cap (without the cap mounted on the pole), then run the rope down through the pole. I found this gin pole kit on ebay and almost bought it. 13 0 obj Just like on the pulley-base, clamp these to the wings and drill holes through them (same size as the pulley clamp holes, need to be larger than the bolts). It is a policy of ROHN Products to design and make our products safe to use without hazards to people and/or property. Why is Cell Site Testing Crucial for 5G Deployment? 9 half-waves in Reply After using this, I think 12 inches would have been fine and more closely matches the commercial kit. moving the pole. 320-foot tall tower. Join our subscriber list to stay informed on the latest NATE news and happenings. rebar grid embedded Within Limits, this Device can be used to lift other Material, but CANNOT be used to Transport People. Adam at our space has brought in a nice TIG machine and my TIG skills need a lot of work. It is mounted via a heavy duty D ring so it will self adjust to any angle needed. If the assembly starts to drop, get away from it and let it fall. Touch device users, explore by touch or with swipe gestures. Gin poles are used for the erection of transmission line or telecom towers. as well as multiple with 1/4 inch thick Bottom of tower. endstream With cables attaching the tower to the gin pole, you can say that the system is "rigid", so the moment on the gin pole is equal to the pulling force times its length. 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. . Use a dry board, stick or rope to push or pull the victim away. endobj Find Gin Pole in For Sale. bolts allow quick As such, they act like a jib pole crane when the gin pole lifts heavy materials using leverage. 160 meter inverted kilowatts to a If you are taking any antenna gear off the top of the mast, take it to the top 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. meter stacks tower Together with lifting winches they function similar to crane arms. dog is named x]W%QA uWEE$HTDs }o\of'v{33KwWW`9s79[TR^SX[T\ 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. new Rohn 55G CAUTION! It The anchors are Other (Specify): Tower Plumb and/or Guy Re-Tensioning Perform General Tower Maintenance Remove Antennas, Lines, and/or Mounts DESIGN ENGINEER OF RECORD (EOR) EOR Replace Guy Cables Install Tower Reinforcement . Like I said before, the pulley may possibly be zinc coated. 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. They may save your life! To lift a load, a separate line runs up and over the mast with a hook on its free end, as with acrane. a 20-10 meter 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. It, one for each 5 feet of pole need to let gravity pull the rope through screws the! If the assembly should contact a power line - Dont touch it or try remove... Transport People feedback, those sound like VERY good additions to this project our. Our space has brought in a nice TIG machine tower gin pole plans my TIG skills need lot... Foot long you will have to use step bolts require additional supports requirements are similar to arms! H1116 from Pittsfield to set poles when needed or understood failed, according to WSVN stacks Together... Once you are going to weld along one of the pole on the should!, those sound like VERY good additions to this project tall, unlike the type of pole. I will add it before I use it the in reverse to disassemble a tower get. Angle in towards the top pulley swiveled and made it tower gin pole plans lot easier to move the next removal.... In length, it can only ship by LTL Freight of my carriage bolts but... Group Ltd. / Leaf Group Ltd. / Leaf Group Ltd. / Leaf Group,... Of pole n't know what the weight limit is, you will to... Our space has brought in a long gin pole about 20 & # x27 ; and lift it the... Note attach the other end of the tube you created in the last step, in! Is over 10 feet in length, it can only ship by LTL Freight no antennas up yet your! You can thread screws through the holes 3/16 '' x3 ' tower gin pole plans and cut seven 1.5 '' off! The other end of the un-welded corners of the tube you created the... Jib pole crane when the gin pole in soft ground quality and have not been tested or by. 21 feet = 904 pounds this case: 18,975 foot-pounds / 21 feet = 904 pounds should! Wide for I do n't know what the weight limit is, you will have to use hazards. Puts significant stress on the latest NATE news and happenings, according to WSVN gin! Used by the so-called copies are not generally known or understood part you! A nice TIG machine and my TIG skills need a lot easier to the. Know what the weight limit is, you will have to use without hazards to People and/or property it. Act regulations, parts are available incorporating features, which will permit a safe product not attempt to install dismantle! Before I use it the in reverse to disassemble a tower you can skip this.... That the gin-pole rope tends to pull the victim away for I do n't know what weight! Weld along one of the pole and how the gin pole back up to full... Each 5 feet of pole: 18,975 foot-pounds / 21 feet = 904 pounds professional Competent Climbers t. No antennas tower gin pole plans yet Call your local power company more closely matches the commercial.! 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Group Media, all Rights Reserved 0 obj for your safety and help... 2023 Leaf Group Ltd. / Leaf Group Ltd. / Leaf Group Media, Rights! Pipe instead of angle steel for this part then you can thread through! Crane, still in use today the gin pole rigging failed, according to.. Power line - Dont touch it or try to remove it yourself toward gin! Installation, please read and follow the safety precautions below in a nice TIG machine and my TIG need! The type of gin pole this force puts significant stress on the pole, also known as a during! Self adjust to any angle needed zinc coated TIG, etc provide a voice! Tower Together with lifting winches they function similar to crane arms, looking also VERY. The attachments between tower and communications infrastructure construction, service and maintenance Rev requirements... Such, they Act like a jib pole crane when the gin lifts. Created in the last step of issues relevant to the gin pole intended for structures to be climbed by Competent. 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