For such columns, the simple columnbaseplate connection detail shown. Corrosion resistant and threaded, this anchor bolt set is made for anchor base light poles. The special provisions have been revised for these implementations. This problem most often occurs when anchor bolt circle is confused with anchor bolt square, the wrong anchor bolt template is used, or when the pole. At hilti, we work hard to help build a better world. Anchor bolts are furnished complete with nuts and washers, and are of 55,000 psi steel. How to fix misplaced pole base bolts for parking lot pole. The bolt circle template provided conforms to the bolt circle of the pole base. Anchor bolts steel round tapered poles of 11 gauge material are furnished with anchor bolts featuring zincplated double nuts and washers. Bent anchor bolts require an extra nut and washer for leveling purposes.
Powerinstalled foundation anchors street light innovation. Tightening the large diameter anchor bolts of sign, signal. Anchor bolts shall be galvanized a minimum of 6 inches on the threaded end in accordance with astm a153. The anchor bolt templates that are sent with the pole or anchor bolts will have the correct dimensions on the template.
Commercial grade parking lot and area lighting products. Final bolt pretensions would be more likely to fall within the desired range if the degree of rotation in the turn ofthenut method were adjusted for the grip. Sternberg poles are in most cases one piece with integral bolt. Provided with slotted holes to allow easy anchor bolt installation. Bolts have an l bend on one end and are galvanized a minimum of 12 on the. Anchor bolts will ship with the poles unless otherwise noted. The base plate shall be sized to accommodate four oneinch anchor bolts spaced 90 degrees apart on an 1112inch bolt circle. This problem most often occurs when anchor bolt circle is confused with anchor bolt square, the wrong anchor bolt template is used, or when the pole base plate is cut incorrectly. You can either design for the capacity of the anchor bolts conservative or apply the epa at some conservative height not all the way at the top, use the wind load from asce 7, and design for that. Both shear and tension are transferred through anchor bolts to resist design forces such as uplift due to wind. Anchor bolt projection g pkdeco5ab decorative base, 4 inch diameter pole kit, led with standard acorn light, anchor base product description pole.
Galvanized anchor bolts light poles anchor bolt express. Our galvanized, commercial grade anchor bolt set includes four 1x36x4 inch anchor bolts, 8 hex nuts and 8 washers. Whatever you do, dont depend on the light pole manufacturer to design anything. The radial orientation of the anchor bolts is positioned properly relative to the hand hold position and the side of the pole where the luminaire is to be located. We can provide base reactions shear force, axial force, bending moment and torsional moments occurring at the pole base used for foundation design for the pole to assist hilti technicians select the proper anchor bolt and epoxy formulation for the application. Investigation of anchor nut loosening in highmast light poles. Give a pleasing, smooth transition from shaft to base. These helical foundations are rotated into the soil, replacing concrete footings. What kind of adhesive is suggested install 20 steel light. There is currently no industry standard for the design of pole base plates.
Mps offers a full product line of helical street light foundations. Most bent anchor bolts used for the lighting industry require 2 nuts and 2 washers per anchor bolt. Base circle diagonal measure from centre of one anchor bolt to another. Designed in accordance with the fdot structures manual.
When building the foundation for a light pole, it is very important to use the. Sternberg poles are in most cases one piece with integral bolt anchor flanges. Along with the foundation system, the primary force a pole must withstand is from wind. Lrfd design for overhead sign structures, structural supports for cctv cameras, rwis, and noninvasive pavement sensor systems, and their foundations straight anchor rods for foundations to. When csl access tube locations conflict with anchor bolt. Anchor bolts are sized according to each pole design and are furnished with 2 galvanized heavy hex nuts and 2 galvanized. Bolt square measure from one anchor bolt to another adjacent anchor bolt.
In addition to being versatile, the bolt circle adapter eliminates both the cost of removing existing foundations and the cost of new anchor bolts. Base plate in bending and anchor bolts in tension heron. Rab not only offers a variety of heights, shaft sizes and gauges, with or without tenonwe now also have an entire line of round poles as well. Lighting poles and vibration read before installation. Profis anchor performs calculations for castinplace anchors and hilti postinstalled anchors in accordance with the strength design provisions of aci 318 and the international building code. Graduate theses and dissertations iowa state university capstones, theses and dissertations 2018 tightening the large diameter anchor bolts of sign. Your pole should remain plumb at all stages prior to securing leveled nuts, flat washers, and lock washers. Li101 102114 light pole location li103 102114 conduit and precast handholes li104 102114 junction box cast iron. Their diameter and length are specifically selected to withstand load limitations listed in the catalog for each pole. Anchor bolt template anchor bolt templates are tools used to set anchor bolts in concrete.
To ensure proper selection of the light pole, luminaire, accessories andor foundation, lpp. If ordered, are galvanized and supplied with two nuts and two washers per bolt. The base design is engineered to meet minimum concrete strengths. Anchor bolts are specifically manufactured for pole foundations, and each pole requires anchor bolts of an exact diameter and length.
Always check to make sure you received the correct template based on the specific pole before use. Nchrp report 469 fatigueresistant design of cantilevered signal, sign and light supports. As a conclusion, the design resistance of the tstub in cases when no prying forces. Anchor bolts are the most commonly used method to secure poles to concrete foundations. Pole base is astma36 hotrolled steel plate with a minimum yield strength of.
Looking to replace an existing light pole 20 tall with a new one. This document is applicable to traffic signal structures, overhead highway signs, highmast luminaires and other large light poles, and. One set of anchor bolts consists of 4 anchor bolts. High mast lighting poles, anchor nut, loosening, model 18.
Use anchor bolt material meeting the requirements of beyond the. Minor deviations on the assembly that will not affect the strength, appearance, vertical and horizontal stability of the pole will be permitted, but all such deviations shall be approved by street lighting. A pole height of 4m or 6m can be chosen, either with anchor or base as installation possibilities. Standard materialsfinishes lighting poles are steel with bronze powder coat finish to match appleton fixtures or galvanized finish mounting height m ft a. Street light foundations archives maclean power systems. In addition to being versatile, the bolt circle adapter eliminates both the cost of removing existing foundations and the cost of new anchor bolts and new foundation installation. An historical perspective including the aisc approach to base plate design for building columns. Anchor bolts and light pole foundation anchor bolts are the most commonly used method to secure poles to concrete foundations. Each bolt is furnished with 2 galvanized flat washers and 2 galvanized hex nuts. The threaded end will be galvanized a minimum of 10.
Investigation of anchor nut loosening in highmast light poles using field monitoring and finite element analysis 5. Pole assemblies must be designed and installed by taking extra precautions to ensure their structural integrity is suitable for the wind conditions in your area. The bolt patterns dont line up and i need to install 4 new anchor bolts for the new pole. The concrete foundation must be designed by a qualified engineer with knowledge. Anchor bolts, nuts and washers are hot dipped galvanized steel. Access fixtures bolt down poles can be used for a number of applications including sports courts and arena lighting. The inspections shall include, but not necessarily be limited to, the following. Portland bolt manufactures and stocks plain finish and galvanized headed anchor bolts, threaded anchor rods, and bent anchor bolts from 12. Most people go through their days never taking notice to anchor bolts projecting from the concrete around the pole bases. Our pole bases come in a variety of depths and bolt patterns. United lighting standards is not responsible for the structural integrity of the system if anchor bolts are supplied by others. Light pole light pole li101 revision 102114 sheet 1 of 1 revisions.
Light pole systems anchor bolt adapter aba is designed to fix the common problem of anchor bolts not matching the light pole. Bureau of bridge design staff, bridge design consultants, fhwa, and nhdot bureaus the bureau of bridge design is updating the bridge design manual. Astm c857 minimum structural design loading for underground precast concrete utility structures 4. Jul 21, 2017 following these guidelines is critical to avoid damaging the mounting plates. Pole anchorage information pole resources acuity brands. When leveling nuts are used, the bottom of the lowest leveling nut. Access door and hand hole, remove door and inspect inside. Pdf circular base plates are commonly used for cylindrical columns. Each bolt will include one nut, one lockwasher, and one flatwasher all hardware components of galvanized steel.
See roadway design manual for further except that 2. How to fix misplaced pole base bolts for parking lot pole lights. They are supplied in two halves and clamp securely to the pole. Approved by design methods engineer standard road plan new light pole location traveled way edge of traveled way. The use of a strain pole should be investigated for cases of insufficient anchorage. Hapco bolt circle adapter provides customers with existing anchorage an economical solution while maintaining the aesthetics of the pole. Within the polesano range, some standard configurations are offered, both for the pole and the luminaire.
Galvanized anchor bolts are less expensive than 304 stainless steel anchor bolts, and in most situations match the galvanizing of the light poles. The height of these poles dictates that an anchor plate design be used. Order online or request a quote 8887911463 largest selection of light poles and light fixtures. Both heights allow you to have up to 4 luminaires to be mounted in standard combinations, as shown below. Steel anchor bolts conform to aashto m31490 grade 55. Light post base design structural engineering general.
Section 660 high mast lighting wisconsin department of. Every type of light pole and traffic signal pole requires anchor bolts to keep the structures securely in place. Anchor bolts anchor bolts conform to astm f1554 grade 55 and are provided with two hex nuts and two flat washers. Bolt circle anchor bolt size anchor bolt projection base plate opening for wireway entry base plate dimensions b d j note. Although no anchor bolts were found to have flaws, twentynine hml see tables 3. When the concrete is poured and the base plate of the pole is set over the anchor bolts, the extra nut is used below the base plate to make the pole perfectly level. You should have as much flexibility as possible in configuring your area lighting, right down to the pole. Light pole anchor bolts are typically used for this application and are anchored into poured concrete with a portion of the bolt protruding for mounting the light pole. Pkdeco5ab decorative base, 4 inch diameter pole kit, led with. All youll do is delay the day when you have to do it yourself. Bent hooked or j bolt anchor rods shall not be used. Technical manual 1 design of monopole bases introduction 4 base plates can be square with clustered anchor bolts as shown in fig. Tamper resistant aluminum nut cover discs shall be included. Finiteelement fe modeling was conducted to examine the mechanical behavior of the foundation connections and recreate the clampload loss.
Williams of computerized structural design for typing the manuscript. Light poles anchor bolts are a prime example, the anchors used to secure a light pole are exposed to the elements and require galvanizing to withstand the corrosive elements of rain and snow. Other manufacturers or existing anchor bolts should not be used without performing a thorough engineeing analysis. Oldcastle infrastructure pole bases utilize a conduit raceway core and anchor bolts to secure the light to the base. Standard sf and df pole preparations are located 34 of the height of the pole from the base, unless otherwise specified. All lighting poles, regardless of design and choice of material are vulnerable to these wind forces.
Inspections included sounding the nuts for tightness as well as ultrasonic testing to determine if the anchor bolt was flawed. Galvanized anchor bolts for light pole installation. An optional ve 5 year extended warranty is also available external prime coat and internal rust inhibiting coating. Once installed, these foundations are ready for immediate pole. Highmast light poles anchor nut loosening in alaska. Approved by design methods engineer standard road plan new light pole location traveled way edge of traveled way edge of foreslope shoulder e type 1 1 a foundation light pole traveled way edge of shoulder e type 2 foundation light pole traveled. Certain styles of light poles require mounting above ground with anchor bases. Complete lighting assemblies from anchor bolts to fixtures. Most people go through their days never taking notice to anchor bolts projecting from the concrete around the pole. Njdot scope of work inspection of high mast light poles. The bolt circle template conforms to the bolt circle of the pole base. In the light pole industry, anchor bolts play a key role in all construction processes. Technical manual 1 design of monopole bases tower numerics.
Foundation design is based on installing in a drilled shaft. The bolt down aluminum street light pole shall be extruded, manufactured and finished by a single corporate entity. Highmast luminaires typically have a four or six anchor bolt pattern on a 381. Bolts are galvanized a minimum of 12 on the threaded end. We would like a recommendation on what type of adhesiveepoxy to use. Unified facilities guide specifications references are in agreement with umrl dated january 2020 section table of contents division 26 electrical section 26 56. Each catalog number refers to a complete set of bolts. Manual, soil classification section 600 series section. Follow the links below for more information about the type of anchor bolt you require for your project. For such columns, the simple columnbaseplate connection detail shown in figure 1. Hilti profis anchor represents the next generation in anchor design software. Poles are provided with hotdip galvanized anchor bolts, with a j bend on one end and two at hex bolts end and two at washers per bolt. Lighting poles and vibration read before installation wind is usually an unseen, but always potentially very powerful natural force.
Lightmarts printed product catalog is the ideal reference tool for your commercial lighting needs. Seattle city light stock number pole hardware shall be packaged in boxes, and legibly marked with. For any custom bolt square and circle, please contact nova pole prior to ordering. Nova pole resources pdf downloads for infrastructure pole. Using precast bases eliminates the need to pour onsite and account for alignment, saving valuable time. The pole height is the distance from the bottom of the base plate to the top of the shaft, excluding the fixed head assembly.
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