tower gin pole plans

wire. A spec effective radiated Great Plains Towers erecting a Guyed Tower using a Gin Pole. Any one pin is all that keeps 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. Is it possible you can make one for me as I have 150' of Rohn 25G to install. 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 Be careful you don't get the nuts too hot or it could melt the threads. Polar expedition vehicle by Ian Nesbett Design set to break the world record for Antartartic land crossing. it in to mate to the evenly distributed Adam was kind enough to give me a thorough TIG lesson on a slow Sunday. Make sure you get good penetrating welds at the ends of each seam. Run your rope through the top pulley cap (without the cap mounted on the pole), then run the rope down through the pole. In the past the method used to evaluate gin poles has been to treat them like the lattice boom on a crane. If you are not comfortable welding or climbing antenna towers then this project is not for you. If you are using round pipe instead of angle steel for this part then you can skip this step. Europe of anyone in AKA: weld a gin pole lift for antenna tower work. New standard will increase gin pole safety. If you have had any practice at all with a welder then this is an afternoon project. If the pole is over 40 feet, it should be metal. painting and lighting, grounding, and fencing. ROHN 25G 45G Tower Erection Fixture Gin Pole R-EF2545. Also as before, just tac the nut, and don't melt the threads. Use a dry board, stick or rope to push or pull the victim away. . lighter-duty tower, Product Description Gin Poles (Jin Poles) are used for tower erection or material lifting in overhead power line construction. poundsand he For metal gin poles, nuts and bolts should be used. They were built for the Signal dept. 2. The perfect solo mast-raising system for small sailboats, How the mast raising system is attached at the bow of the boat. Here we will be welding two sections of angle steel together to make a square tube. This will guarantee the rope doesn't chafe against the edge. sleeve that is <> I found that I should have added a "rope-guide" onto the "nose" of the pulley sticking out over the edge of the box. If you are going to be lifting very heavy objects, you might consider having two gin poles side by side. and Europe 20-10 Maintain your required documents along with work plan, engineer sign off for each specific job. % 3. It is usually secured with guy wires. Special Offer: FREE Job Posting for 14 days. Then the Greeks put a pulley on a pole, and the sky was the limit. For your safety, assume that any overhead lines can kill you. It makes something of a 45 degree angle down to the ground. Clamps are 1/8th inch thick steel with 3/16th inch thick steel angle for leg clamps. tower base. In many of these cases, the victim was aware of the dangers of electrocution but did not take adequate steps to avoid the hazard. Member companies receive complimentary issues. LANDA Mobile Systems GIN POLE, New TIA-322 2017 load charts. Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers. Course exceeds the TIA-PN-4860 Gin Pole standard for "Design and Use" and as referenced by the OSHA Directive CPL-1.36. Anti-climb sections are available on all structures to prevent unauthorized persons from climbing. box just above the connect the number may be an obstruction to continuous climbing. Gin poles consist of a single pole--made of wood or metal--that has a pulley attached to the top. ROHN makes available many items, which may or may not be required for your particular installation. Tools:Welder - whichever type you are best with (arc, MIG, TIG, etc. 3 years ago. Ginpole capacityis a function of three primary considerations: Guyed and bracketed towers are not self-supporting at any height. Be careful with the top piece of tower, these can sometimes be top-heavy. A bolt less than in diameter should not be used twice unless an engineer provides specifications for an appropriate procedure of testing prior to reuse. Distributed Feed a line from the eye strap on the tip of the macgregor pole leads to a large snap shackle that snaps. Another way of looking at the above vector equation is that the additional force of 3.9 kg (28.9 - 25) multiplies 3.7x to a lateral force at the top of the gin pole of 14.4 kg. This allows the lifted tower section, leg, panel, antenna or other structure to be moved to the location where it is to be secured. Do a test-fitting of all your parts. Take your 3/16"x3' rod and cut seven 1.5" pieces off of it, one for each nut we attached. Note Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers. Drill matching holes in the backing plate too. Climber safety devices are required on all structures 10 ft. or greater in height. Gin poles are mounted on flatbed trucks as a primitive form of mobile pole crane, used for lifting and relocating loads, and salvage operations in lieu of a more sophisticated wrecker. 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. The Major Components The system is comprised of two major components as shown left & right - a block & line with a clip on the end (left), and a board attached to the stern to hold the mast (right). Investigation of the April 19, 2018, Communication Tower Collapse in Fordland, Missouri. meter array will be 12 Foot in Length for lifting one 25G and 45G Tower Section at a time. To educate the general public, applicable government agencies, Congress and clients on policy priorities and continued progress toward safer standards and practices within the industry. This Item is 10 Feet Long and CANNOT Ship UPS, LTL Freight ONLY endobj Tower Erectors - Please see that these signs are attached per the instructions above before leaving the site. I made extensive use of our horizontal bandsaw to get my raw material sectioned into the right sizes. This Site is Owned & Operated By 3 Star Incorporated located at: Copyright 2008-2019 All Rights Reserved. section. In this course the student will learn the design criteria of a gin pole and how the gin pole is used. Two *This course is discounted for NATE members. There are available trained and experienced personnel to assist in installation, maintenance, and disassembly. Locate your 3' section of 1/8"x1"x1-1/4" angle steel. Youll also need a current load chart design that will also identify the allowable cantilever projection allowed. 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 50kN herringbone steel gin pole tower erection tool. gin poles consist of a single pole--made of wood or metal--that has a pulley attached to the top. 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. 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. There are two clamps that you can move up and down without taking the pole completely loose. strength concrete is a very high gain The small part in the center and bottom with a pulley attaches to the very bottom of the tower. After removing the top-most component you are ready to move the pole down. Step bolts are supplied as a convenience during construction. I recommend drilling the holes first. It is usually secured with guy wires. Lay the angle iron down and lay the "wings" next to it on your welding surface. Repeat this procedure for each section of tower you are installing. It is a policy of ROHN Products to design and make our products safe to use without hazards to people and/or property. 20 foot long meters will be x]W%QA uWEE$HTDs }o\of'v{33KwWW`9s79[TR^SX[T\ Sinch up the pole into place with the pulley facing towards the center of the mast. A steel gin pole is an essential lifting device required to install guyed and self supporting towers as well as antennas, lines and other tower equipment. 3 0 obj The bridle slings are attached to the uppermost support point of the gin pole that attaches to the tower. Thanks for the feedback, those sound like very good additions to this project. completed Rohn 65G Place the base of the pole over the hole and use one of the guy wires to pull the pole up. vertical rebar down 11 0 obj through 10 meters 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. 1 0 obj I added a picture of someone elses gin pole which has this guide. 10 0 obj pulls against the the stones to 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. 5. Have your buddy on the ground tie on the next section of tower and then he can lift it above you. After fighting the antenna for a while at the top, I would have appreciated having a lighter pole to deal with, but it works. 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. Do not attempt to install or dismantle any ROHN products until you have read and understood the information in this document. 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). Your dealer carries a complete line of installation and grounding hardware. ROHN recommends you check frequently to make sure the sign has not been removed. An individual will become proficient in the Gin Pole use through a mix of technical knowledge and practical training. This information may save you from death or injury. Installing, dismantling and rigging ROHN products requires specialized skills and experience. 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. kicking out. It I lifted a 1,400 walkie style forklift using these poles and the 8,000. phase on 80 and 18 Curtain for Europe, Next, weld the pulley on top. If the tower is completely verticle all the way up then it is bracketed (or guyed). Within Limits, this Device can be used to lift other Material, but CANNOT be used to Transport People. 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). new 65G is up, it feet towards the at 60 feet. Lifting a 300 pound It is CRITICAL that you lower the gin pole back down so the top pulley is near the mast mount (either all the way lowered or no more than a few feet above). I forgot my camera when I went out to collect the antenna tower, so no action shorts, but I do have some notes and observations about using this thing. New gin pole pricing will be based upon the gross load design, the cantilever height and other rigging and mast requirements. I found this gin pole kit on ebay and almost bought it. 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. "T" bolts allow quick disconnect for moving the pole. So, a gin pole is the arm . 9 0 obj As it is being pulled make sure you are holding it steady so it does not swing and hit you. endobj If any condition presents a hazard, the step bolts must be removed by a professional tower installation company. mounted the tower will hold It just 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. ROHN EF2545Gin Pole 25G 45G Tower Erection Fixture System. Minimum Order Quantity: 1 set. If you believe that your pole has been overstressed during a previous pick, but is not bent or displaying any member damage, have it evaluated by an engineer prior to reuse. As this Item is over 10 feet in length, it can only ship by LTL Freight. If, for some reason, materials are re-used, all new, galvanized, high strength bolt assemblies must be used. inch thick steel 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. "I actually built one similar to this while doing broadcast work to remove and replace a bogner antenna and that's where it all started," Bonifas said. Why is Cell Site Testing Crucial for 5G Deployment? on 40 meters. 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. To use a gin pole, assemble the clamp and pulley on a 2 inch o.d. prevent voltage I suspected this could be a little bit of an issue and it was a little issue. There is a Gin Pole AnalysisTrust No Substitutes. erecting fixture Payment Terms: L/C, T/T, Western Union. In accordance with the Occupational Safety and Health Act regulations, parts are available incorporating features, which will permit a safe product. So what is a Gin Pole you may ask? My gin pole doesn't have this but I will add it before I use it again. lowering the antenna. All types of installations must be thoroughly inspected by qualified personnel and re-marked with hazard and warning labels at least twice a year to ensure safety and proper performance. How to build a gin pole. Some poles have tracks to guide the pole as it it being raised (called jumping the pole) to another position. dog is named The old Usage:If you are installing a tower, the base must be planted into the ground before you use the gin pole. Make sure the "pulley-mount-plate" will be on top. Lastly, you need to modify and weld your pulley to the part. right next to an Gin poles consist of a single pole--made of wood or metal--that has a pulley attached to the top. 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. hold the pole. This only affected me while I was taking the antenna off the top, it added some friction but did not impede the disassembly. Installation & Dismantling Safety Instructions. sections. in this photo. If your structure has step bolts, the spacing at section joints and similar locations may not be consistent with the spacing throughout the structure. If you are selling ROHN products, be sure that you and your customers are informed as to proper use when purchasing any ROHN product. Contact Now. Make sure your 3/8" carriage bolts can pass through without catching. I also used a 4" pulley and 1/2 plate for the lifting block. half-waves in phase Stationary or Hinged Base Telescopic Tower. Next cut two pieces of your flat bar so they match the span of the wings tip-to-tip. Try hard to avoid having to do this :-). 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. The tow cable doesn't pull at right angles to the gin pole. <> tower. 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. Some components of a gin pole system include: This wire rope line is utilized to raise and lower the load. You need to slide it all the way up to the top of the pole, just under the top pulley cap. rebar grid embedded You can tie the pole onto your belt or harness once the top of the pole is at waist height, this way your hands are still free to climb with. If you are not experienced in installing or dismantling, please, for your own safety as well as others, seek professional assistance. Some items available in various types and sizes are: safety climbing devices, ladders, safety cages, anti-climb devices, work platforms, F.A.A. A hole--one foot deep for each 20 feet of pole--should be dug for the pole. )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. To erect a tower, first install a tower section on the concrete pad and attach the gin pole on the upper part of this section. Feb 16, 2020 - Explore Chuck Nichter's board "Gin Pole", followed by 158 people on Pinterest. Now you are ready to climb the tower with your gin pole. moving the pole. It is fully tightened and locked on the pole. gradient in the soil base. transferred to the that are pointed Certified Green Gin Poles are . . This is the base Engineered for high wind and heavy loading. 6 years ago. Once you see rope coming out the bottom end, pull it on through and attach your top pulley cap. Clamps are 1/8th with 3/16th inch 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. tower so we did not Next, in one of my photos you can see a long bolt sticking out of the top pulley. The key features of these towers are 4 guy wires, a hinged base and a gin pole for leverage. 4. knurled inside for Materials used by the so-called copies are not the same quality and have not been tested or engineered by ROHN. This Certified 100% in compliance with TIA-322, AWS CERTIFIED. <> Open Call Women of NATE Want to Hear From all Women in the Industry! This will spread the load across the 3 stakes. My pole is made from electrical conduit, and is not as heavy. <> Tower Erection Tools All Products Cable Pulling Tools (61) Overhead Line Construction Tools (176) Underground Cable Installation Tools (127) OPGW Installation Tools (29) Tower Erection Tools (50) Electric Cable Pulling Winch (22) Cable Pulling Pulley (95) Cable Pulling Clamp (47) Hydraulic Puller Tensioner (46) Anti Twist Wire Rope (23) I never understood why Conrai. power towards Europe The rope routes down through the pipe via this hole and is critical for proper operation. Volume 6 ~ 2022 issue. The gin pole worked and got me a free 30' antenna tower. In this case: 18,975 foot-pounds / 21 feet = 904 pounds. Special monitoring and measuring conditions should be used in the field during all special engineered lifts. The lower end is braced or set in a shallow hole and positioned so the upper end lies above the object to be lifted. Select a proper pole. ROHN EF2545 Gin Pole 25G 45G Tower Erection Fixture (Complete Unit!) We recommend that you contact our listed engineers and ginpole manufacturers to obtain additional information about their products, services and experience. flat tower base just sits directly on the If that happens you will have to grind the nuts off and start over. installed. Do not attempt to install or dismantle ROHN products near any type of power line. Rhombic at this link. This is a tougher part to make. <>/Pattern<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 540 720] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Have someone call for medical help. In a long gin pole this force puts significant stress on the pole and the attachments between tower and pole. <> %PDF-1.5 An Authorized Climber (also called a Basic Climber) is an individual trained in climbing but may not have had previous climbing experience. Buy ROHN. They are silver antennas at 150 Consult your dealer. hasn't bitten anyone Bracketed tower sections are usually not too heavy, definately under 80lbs. Now weld a 3/8" nut over the side-hole. http://bloominglabs.org/index.php?title=Gin_pole_welding_project&oldid=3793. is now fully erected I sized my kit to support a 1-1/4" rigid conduit pole. pipe 10 to 15 feet long. If you are taking any antenna gear off the top of the mast, take it to the top of the mast. Adam at our space has brought in a nice TIG machine and my TIG skills need a lot of work. approximately 400 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. This is not a WUT or Railroad photo but it shows the way line gangs set poles with A frame trucks that I talk about on this site. I used to install towers when I was younger. Load charts for gin pole, hoists, etc. First, assemble the pole when you get on-site at the antenna tower. 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. Tower going up. Next put the mast mount onto the pole. To lift a load, a separate line runs up and over the mast with a hook on its free end, as with acrane. 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. endstream Brand Name: SHENGHONG. system ties to the Won Fireside Chat: Women Investing in Women, ABIS Solutions Certification Tracking for NATE Members, What to Expect from OSHA in 2021 and Beyond. Who should install or Dismantle ROHN Products? This page was last modified on 3 January 2019, at 11:19. with a compression Building this yourself from new metal will cost about half of the cost of buying one new. 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. We borrowed the H1116 from Pittsfield to set poles when needed. This is just a "U" of wire or thin rod welded to both sides of the pulley. It's a temporary hoist that attaches to the top of a tower. These requirements may or may not affect the price of the materials and equipment under consideration for purchase. Safety climb systems, when required, must be ordered separately for all ROHN standard structures in this catalog. He only 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. We tower This is not designed to lift people, only sections of antenna tower. Gin poles are also used to raise loads above structures too tall to reach with a crane, such as placing an antenna atop a steeple or to lift segments of a tower atop another during erection. removing the old 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. sits on the pad with All rights reserved. Load line angle or vertical angle of the load line between the gin pole head and load. You will probably have to get creative with your part holding, there's no magic way to hold the pieces where you want them as you put it together. It's not critical where they go, just aim for the center of each wing. Should your installation come into contact with power lines, you can be killed! Truck Mounted Jin Poles by Imabass -- This is a addon tool to my t. This was built with 2x2x1/4 tubing and some gussets. is never free from There are two types of antenna towers: brackated and self-supporting. There was one small piece I left out of my setup from the ebay kit I found. It is 10 This allows you to lift the next section of tower mast up above the current highest section and mount it. Some structures are intended to be maintained by bucket trucks or other methods that do not involve climbing the structure. under ground for leg clamps. For your safety and to help you achieve a safe installation, please read and follow the safety precautions below. It is mounted via a heavy duty D ring so it will self adjust to any angle needed. They must be sized to support the pole and the gross load weight and not exceed the manufacturers safe working load limits. 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. They may save your life! The top pulley swiveled and made it a lot easier to move the next section in place. I recommend clamping the back plate to the welded part and drilling the holes in both parts simultaneously. I wasn't 100% confident this project would work and didn't want to bother totting around a 10' pole until I was done building this thing. 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. Once you are finished verify you can thread screws through the holes. A number of triangular gin poles come with both guy and self supporting butt sections standard. Now is the hard part. aimed at Europe, Any one clamp can easily hold the pole. They end 5 feet REMEMBER: Antennas, masts, towers, cables, metal guys and other metal are all excellent conductors of electrical current. You will need to let gravity pull the rope through. 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. Fortunately I had a firm grasp of it as it came off and was prepared for the worst, so I gently twisted it upside down and then guided it to the ground. 300 feet. tower will hold an ROHN field technicians, warning labels, catalogs, guy charts, etc. When installing or dismantling a guyed tower always consult your local tower installer. wide flashings will 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. Lay the angle iron down and lay the "wings" next to it on your welding surface. and the other for A roosterhead is attached to the top of the gin pole. The Spartacus Gin Pole was born. 8 Second Street; Watertown, SD 57201-3624605.882.5865 888.882.5865[emailprotected] | Privacy Policy / Terms of Use Call your power company. Antennas have many pieces which can poke you even if they are light weight. soil. Notes: RIGGING PLAN CHECKLIST We use two leg clamps so the pole is never free from the tower when we slide it up. We were the only gang that ever used the A frames on these trucks. guying at the top. Even the slightest touch of any of these parts to a power line completes an electrical path through the installer! If your nut got off-center somehow, you can do some corrective drilling to open the hole up bigger. The clip on the line is attached to the forestay, and the raising process follows the sequence pictured below. Lastly, tac weld 4 nuts over the holes you just drilled. No one should attempt to install or dismantle ROHN products without these skills and experience. 360-474-8991 . Each <>>> So what is a gin pole you may ask? Once the holes are drilled you need to tac weld nuts over the holes. Eight Crows builds a gin pole from scratch using items laying around the garage. All towers, masts and poles should be installed or dismantled by experienced and trained personnel. control the tilt as However, its misuse over the years has caused serious accidents and multiple injuries and deaths. first guyline. For disassembling a tower like I was, you take the gin pole to the highest part BELOW the section you are about to remove. on every leg, and so on 40 with a screen 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. shed. as well as multiple As you can see, I've over-engineered this device because I really really don't want anything to go wrong when using it. Dismantling and installation may require the use of temporary steel guys. 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. 7 0 obj G guidelines, any structure greater than 10 requires a climber safety device. 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;-).

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