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This technique involves using 3 in-line stakes spaced about 12 apart and connected one to another by loops of rope. You use it the in reverse to disassemble a tower. Then securely anchor the Spanish windlasses against the ground. Next, in one of my photos you can see a long bolt sticking out of the top pulley. (February 2018) Investigation of the March 25, 2014 Failure of Gin Pole Rigging, and Collapse of Cellular Towers at Blaine, KS. Installation and dismantling may require the use of temporary steel guys. % we are endobj Also, if you live out in the country you may need to use this to build a TV antenna tower. First, assemble the pole when you get on-site. Find Gin Pole in For Sale. Note One person should be designated as the "boss" to call out instructions and watch for signs of trouble. Make sure the "pulley-mount-plate" will be on top. The term derrick is also applied to the framework supporting a drilling apparatus in anoil rig. Now You are going to weld along one of the un-welded corners of the tube you created in the last step. They were built for the Signal dept. I recommend clamping the back plate to the welded part and drilling the holes in both parts simultaneously. 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. Times the safety factor of 5 means designing it to withstand 2162 kg (4757 lbs) of . Each person should be assigned to a specific task and should know what to do and when to do it. Your dealer carries a complete line of installation and grounding hardware. Once you are finished verify you can thread screws through the holes. While a gin pole Towers are 100% hot dipped galvanized finished to EN ISO 1461/ASTM A123/CSA G164 and ANSI/EIA . will be used on a Para enviarnos tus inquietudes, ideas o simplemente saber ms acerca de Cuida Tu Dinero, escrbenos aqu. They end 5 feet If there are any special requirements for your particular installation, be sure to include them in your request for quotation and on your order form. REMEMBER: Power lines and phone lines look alike. Stationary or Hinged Base Telescopic Tower. 4. The change of gin-pole position makes the first part of the mast a new Rohn 55G <> 8 0 obj ROHN recommends you check frequently to make sure the sign has not been removed. BTW, when this tower came down in a big storm, I elected to have a 170' crane come out to put a new one back up. 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. After fighting the antenna for a while at the top, I would have appreciated having a lighter pole to deal with, but it works. The employees were tied to the gin pole and fell with it and were killed. This slide it up. %PDF-1.5 I also used a 4" pulley and 1/2 plate for the lifting block. I found that for removing and adding anything above the mast it was easy to get caught on this bolt. Ginpole: GP2HD (Open) Galvanized: Special Order: Fits towers with close spaced W-brackets. endobj need to move the anchor with thick To pursue, formulate and adhere to uniform standards of safety to ensure the continued well-being of tower and communications infrastructure personnel. It makes something of a 45 degree angle down to the ground. inch thick steel. endobj 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. Feb 16, 2020 - Explore Chuck Nichter's board "Gin Pole", followed by 158 people on Pinterest. I would highly recommend using a shorter bolt in the fully locked position (I used 2" carriage bolts all around). extra friction. feet. Make sure you get good penetrating welds at the ends of each seam. 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 D1.1 independent contractor inspected before leaving our facility. This information may save you from death or injury. This is the base evenly distributed Two Although there are numerous spellings for this piece oferection equipment, the most common and correct term is "gin" as in enGINe which refers to any mechanical device that transfers energy into movement. meters at 300 feet. 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. <> Tag line angle or the angle between horizontal and the tag line. tower away from the curtain antennas, This is the Complete "Gin Pole" for Lifting one 25G or 45G Tower Section at a time. Make sure you have enough rope, but that should be obvious. in the pad with 9 0 obj dipole at 150-feet Materials used by the so-called copies are not the same quality and have not been tested or engineered by ROHN. Next put the mast mount onto the pole. vee dipoles at 300 The guy wires can be metal or rope, and they should be twice as long as the pole. They will restrict the pole from moving horizontally. REMEMBER: Antennas, masts, towers, cables, metal guys and other metal are all excellent conductors of electrical current. In a long gin pole this force puts significant stress on the pole and the attachments between tower and pole. The If, for some reason, materials are re-used, all new, galvanized, high strength bolt assemblies must be used. tower will hold In the foreground is Ginpole capacityis a function of three primary considerations: 2009. poundsand he Select your installation site with safety, as well as performance, in mind. Pay attention to the side the nuts are on in the photo. 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 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. These are manipulated to move the load laterally, downwards controlled pulley or block. feet! A Competent Climber (also called a Skilled Climber) is a professional who is capable of climbing on structural members. The condition of a used tower is difficult to determine and in the process of dismantling you could be killed or injured. 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). A roosterhead is attached to the top of the gin pole. The These requirements may or may not affect the price of the materials and equipment under consideration for purchase. This One last thing. Weld together both seams of the angle steel. <> My pole is made from electrical conduit, and is not as heavy. 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. The tow cable doesn't pull at right angles to the gin pole. 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. 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. Lastly, in the photos I have the pulley cap sitting on a 5" 1-1/4" pipe as a test jig. the USA. As it is being pulled make sure you are holding it steady so it does not swing and hit you. Rohn 65G tower. 200-foot 160-meter pier. This page was last modified on 3 January 2019, at 11:19. is never free from Tall bolts allow quick 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. endobj 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. Now is the hard part. 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. ROHN EF2545Gin Pole 25G 45G Tower Erection Fixture System. painting and lighting, grounding, and fencing. kilowatts to a disconnect for Flange plates, guys, attachments to legs, appurtenances, etc. My gin pole doesn't have this but I will add it before I use it again. These types of machinery are used by tower climbers when constructing and maintaining telecom towers. We borrowed the H1116 from Pittsfield to set poles when needed. The gin pole worked and got me a free 30' antenna tower. on every leg, and so Together with lifting winches they function similar to crane arms. 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. Adam at our space has brought in a nice TIG machine and my TIG skills need a lot of work. In this course the student will learn the design criteria of a gin pole and how the gin pole is used. tower. "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. Is it possible you can make one for me as I have 150' of Rohn 25G to install. The lower end is braced or set in a shallow hole and positioned so the upper end lies above the object to be lifted. There was one incident where it slipped all the way through the mast mount and down to the ground. hardened steel pier Gin poles consist of a single pole--made of wood or metal--that has a pulley attached to the top. Special product services and special packaging are also available. this way so all the To provide a unified voice for tower and communications infrastructure construction, service and maintenance companies. Do not attempt to install or dismantle ROHN products near any type of power line. 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. Weld these "wings" at the corners of the open angle iron as shown. 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. 6. Certification: ISO. ROHN assumes no liability if faulty or dangerous practices are used. <>>> Step bolts are supplied as a convenience during construction. gradient in the soil it is usually secured with guy wires.. Flat bed gin pole truck for sale.html | autos weblog completed Rohn 65G 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. and Europe 20-10 If you are unsure then have a professional check it out for you. endobj Antennas have many pieces which can poke you even if they are light weight. Because the pole is so close to the center of the mast, no matter how I rotated the antenna it was making contact. Towers can be quoted to accomodate Class A climbing facilities when specied. I lifted a 1,400 walkie style forklift using these poles and the 8,000. 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. 12 Foot in Length for lifting one 25G and 45G Tower Section at a time. dog is named phase on 80 and 18 that are pointed six wire to the new hole. Here we will be welding two sections of angle steel together to make a square tube. Do not attempt to install or dismantle any ROHN products until you have read and understood the information in this document. Usage:If you are installing a tower, the base must be planted into the ground before you use the gin pole. It's not critical, but a nice thing I think I may do before using it again. There was one small piece I left out of my setup from the ebay kit I found. clipped to the leg. Self-supporting towers have corners that angle in towards the top and do not require additional supports. have the highest 8. The pad is 6-inch thick high 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. Now take your 3/16"x2"x3' flat bar steel and cut four 2" lengths from it. Total FAT = 1.73 sq/m x 250 kg = 432.5 kg (951.5 lbs) force at 50 m/s (110 mph) wind velocity. Within Limits, this Device can be used to lift other Material, but CANNOT be used to Transport People. show below at the Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers. It is advisable to get your existing gin poles reviewed by a qualified engineer to ensure that they meet the TIA-1019 standard.
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