Utilities Service RUS Bulletin 1753F-150 Construction Of .
United StatesDepartment ofAgricultureRuralUtilitiesServiceRUS Bulletin 1753F-150RUS Form 515aSeptember 2001Specifications andDrawings forConstruction of DirectBuried Plant
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UNITED STATES DEPARTMENT OF AGRICULTURERural Utilities ServiceBULLETIN 1753F-150SUBJECT:TO:Specifications and Drawings for Construction of DirectBuried Plant, RUS Form 515aAll Telecommunications BorrowersRUS Telecommunications StaffEFFECTIVE DATE:September 17, 2001OFFICE OF PRIMARY INTEREST: Outside Plant Branch,Telecommunications Standards Division.AVAILABILITY: This bulletin supersedes RUS Bulletin345-150, Specifications and Drawings for Construction of DirectBuried Plant, RUS Form 515a, issued May 25, 1989. This bulletincan be accessed via the Internet letins.htmPURPOSE: This specification provides Contractors, Engineers, andRUS Borrowers with assembly unit descriptions, materials,construction and installation, and drawings for direct buriedplant associated with RUS Form 515, Telecommunications SystemConstruction Contract.Roberta D. PurcellRoberta D. PurcellAssistant AdministratorTelecommunications Program8/21/01Date
RUS Bulletin 1753F-150Specifications and Drawings for Construction ofDirect Buried Plant, RUS Form 515aTABLE OF CONTENTSPageList of Changes. iPart I – Description of Assembly Units and Proposal andContract Sections . 1Part II – Specification for Materials. 221. Scope . 222. General . 223. Stub Poles . 224. Miscellaneous . 22Part III – Specification for Construction and Installations. 221. General . 222. Buried Plant Housing Stub Poles . 233. Cable Splicing . 234. Buried Cable or Wire . 235. Buried Handholes . 286. Miscellaneous – Buried Plant . 287. Special Requirements for Installation of ServingArea Interface Cabinets (SAIC) . 30List of Construction Drawings and Plans. 31INDEXCONSTRUCTION:Buried Cable PlantFiber Optic Cable PlantSPECIFICATIONS AND STANDARDS:Outside Plant
Bulletin 1753F-150Page iLIST OF CHANGES1.Elimination of Section BC. Cross-connecting modules andblocks are now included as part of Section BDS, Serving AreaInterface Cabinet (SAIC) Assembly Units.2.Modification of Section BD as follows:(a) Redefined unit to indicate stake mounted asdefault unit type;(b) Requires that the grounding connector forterminating the external ground wire is includedwith the unit;(c) Added units for Large Pair Count Housings;(d) Added suffixes "A" for poled mounted, "F" forconcrete pad mounted, and "R" for crushed stone orgravel bed;(e) Eliminated suffixes "B" for internal offsetbracket for load coil mounting, "C" groundingconnector, and "G" for additional guard.3.Addition of Section BDO, Buried Plant Fiber Optic HousingAssembly Units.4.Modification of Section BDS, as follows:(a) Redefined unit to indicate stake mounted asdefault unit type;(b) Requires that the grounding connector forterminating the external ground wire is includedwith the unit;(c) Redefined unit to included cross-connect modulesand blocks;(d) Eliminated suffixes "M" framed for cross-connectmodules, "B" framed for screw blocks, and "S" forstake mount.5.Modification of the BFC and BFO units as follows:(a) Compensation will be on a per foot basis;(b) Ripping is now included as part of the unit;(c) Provided suffixes "I" for installation of cableinside a duct, and "V" for installation of vacantduct or ducts simultaneously in the same plow slotor trench.6.Elimination of Section BG.7.Addition of Section BH, Buried Handhole Assembly Unit.8.Elimination the BM76 unit. Ripping is now included as partof the buried cable units (BFC and BFO).
Bulletin 1753F-150Page ii9.Modification of the BM2A unit to comply with the NationalElectrical Code.10. Modification of the BM2C unit to include provisions forbonding existing cables in an existing facility.11. Addition of BM2D, New Facility Re-Bonding Assembly Unit.12. Modification of BM6M to provide compensation on a per footbasis.13. Addition of miscellaneous assembly units BM21, CableEntrance; BM22, Grounding System; BM50, Buried Service Wireor Cable Installation to Pole-Mounted Wire Terminal AssemblyUnit; BM52 Re-numbering Assembly Unit; BM65, Guard AssemblyUnit; and BM91, Pedestal Restricted Access Insert AssemblyUnit.14. Provision of suffix "D" to the BM60 and BM61 units toindicate directional boring.15. Provision of suffix "P" to the BM60 and BM66 units toindicate plastic pipe.16. Modification of the BM61 unit by allowing the Engineer tospecify the maximum bore diameter in parentheses.17. Provision of suffix "E" to the BM71 unit to indicate extradepth in rock.18. Modification of the BM80, 81, and 82 assembly unit drawing toindicate a 12 inch placement of the brackets from the top andbottom of the guard.19. Elimination of the BM90 unit.20. Modification of Section HBF as follows:(a) Redefined unit to include compensation forinstalling closure in a housing or handhole;(b) Eliminated suffixes "B", "C", "H", and "J".21. Modification of Section HC as follows:(a) Redefined unit to provide compensation on a singlepair basis;(b) Created HC2 unit in order to provide compensationfor terminating cable pairs on cross-connectmodules or blocks.22. Modification of Section HO to provide compensation fortesting a fiber.
Bulletin 1753F-150Page iii23. Elimination of Section PM. The PM21 and PM22 have beenredesignated under the miscellaneous units as BM21 and BM22.In addition the units were changed to be more generalized.24. In part III, section 4, the determination for when a rockexcavating unit (BM71) is applied was redefined.25. In part III, section 4, when a BM71 unit is applied, trenchwidth and depth requirements were added.26. In part III, an additional section was added for buriedhandholes.For editorial or other minor technical changes, refer to the bodyof the document.
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Bulletin 1753F-150Page 1Part I - DESCRIPTION OF ASSEMBLY UNITS AND PROPOSAL ANDCONTRACT SECTIONSThe Contractor’s Proposal form is divided into sections and thesections approved for construction shall be listed in theConstruction Agreement by the Owner. The sections are ctionSectionSectionBFCBFOBHBMHBFHCHOWXXXZ-Buried Plant Housing Stub Pole UnitsBuried Plant Housing Assembly UnitsBuried Plant Fiber Optic Housing Assembly UnitsServing Area Interface Cabinet (SAIC) AssemblyUnitsBuried Filled Copper Cable Assembly UnitsBuried Filled Fiber Optic Cable Assembly UnitsBuried Handhole Assembly UnitsMiscellaneous Assembly UnitsBuried Filled Splice Closure Assembly UnitsCopper Splicing Assembly UnitsFiber Optic Splicing Assembly UnitsRearrangement UnitsNonreusable Materials Removal UnitsReusable Materials Removal UnitsEach assembly unit includes only the materials listed on thecorresponding Installation and Construction Guide Drawings ordescription of unit where no drawing exists. The variousinstallation and construction units, which are included in thisProposal and upon which quotations are required, are defined bythe following descriptions:Section BA - BURIED PLANT HOUSING STUB POLE UNITSConsists of all labor and material for a stub pole in place.Stub poles shall be of the length and type designated by theEngineer as 4.12(1.98(2.44(3.05meters (m)], Round Wood Stub Polem), Round Wood Stub Polem), Round Wood Stub Polem), Round Wood Stub Polem), Sawn Wood Stub Polem), Sawn Wood Stub Polem), Sawn Wood Stub PoleThe stub pole plan, kind of preservative, and method of treatmentare designated in the Proposal.
Bulletin 1753F-150Page 2Section BD - BURIED PLANT HOUSING ASSEMBLY UNITSConsists of a buried plant housing stake mounted in place.These units include all labor and material to install peagravel, housing numbers, route letters, load point numbers,directional and other markings of buried filled copper cable.Includes all labor and material to install bonding connectors,harnesses, and grounding connector for terminating externalground wire, in accordance with RUS Splicing Standard Bulletin1753F-401 (PC-2).The assembly units are defined as ,Housing,Housing,Housing,Housing,Housing,Type H Stake-MountedType H Stake-MountedType H Stake-MountedType H Stake-MountedType M Stake-MountedType M Stake-MountedType M Stake-MountedLarge Count Stake-MountedLarge Count Stake-MountedLarge Count Stake-MountedNote: The splicing capacity shall be in accordance with RUSSplicing Standard Bulletin 1753F-401(PC-2).Options designated by the following suffixes apply:SuffixDescriptionAPole mounted (see guide drawing 905 whenincreased height is required).FConcrete pad mounted.HGood-housekeeping panel.PPlastic pad mounted.RCrushed stone or gravel bed.Examples:BD3BD3 housing stake mounted.BD4AHBD4 housing pole mounted and good-housekeepingpanel.
Bulletin 1753F-150Page 3BD14RBD14 housing with crushed stone or gravel bed.BD8000FBD8000 housing, concrete pad mounted.Section BDO – BURIED PLANT FIBER OPTIC HOUSING ASSEMBLY UNITSConsists of a buried plant fiber optic splice case housing stakemounted in place. These units include all the labor and materialto install pea gravel, housing numbers, route letters, anddirectional and other markings of buried filled fiber opticcable. Includes all labor and material to install mountinghardware for fiber optic splice case, bonding connectors,harnesses, and grounding connector for terminating externalground wire in accordance with RUS Splicing Standard Bulletin1753F-401(PC-2).The assembly unit is defined as follows:BDOBuried Plant Fiber Optic Housing, Stake-MountedNote: Type of mounting hardware shall be dependent upon the typeof fiber optic splice case utilized.Options designated by the following suffixes apply:SuffixDescriptionAPole mounted.FConcrete pad mounted.PPlastic pad mounted.RCrushed stone or gravel bed.Examples:BDOABDO Housing pole mounted.BDOPBDO Housing plastic pad mounted.Section BDS - SERVING AREA INTERFACE CABINET (SAIC)ASSEMBLY UNITSConsists of an SAIC stake mounted in place. Includes all laborand materials to complete the installation. Included in thisunit shall be the cabinet; cross-connect modules or blocks;cabinet mounting accessories; internal mounting hardware such asframes, mounting brackets, splicing ladders and talk block;grounding connector for terminating external ground wire, bonding
Bulletin 1753F-150Page 4connectors and harnesses in accordance with RUS Splicing StandardBulletin 1753F-401(PC-2); pea gravel; interface number anddirection markings and placement of conduit(s) and such otherlabor and materials necessary to complete the installation.Detailed plans and specifications further defining these unitsand establishing specific requirements including size of thehousing for each SAIC location are attached hereto and areidentified by the name and location of each SAIC.The assembly units are defined as follows:BDSM( )( )( )BDSB( )( )( )-SAIC equipped with modules.SAIC equipped with blocks.The number of feeder pairs to be terminated shall be indicated inthe first parentheses; the number of distribution pairs to beterminated shall be indicated in the second parentheses; and thenumber of electronic pairs to be terminated shall be indicated inthe third parentheses.Options designated by the following suffixes apply:SuffixDescriptionAPole mount.FConcrete slab mount.PPlastic pad mount.RCrushed stone or gravel bed.Examples:BDSM(25)(25)(0)ASAIC equipped with modules, 25 feeder pairsterminated, 25 distribution pairs, polemounted.BDSB(50)(25)(25)FSAIC equipped with blocks, 50 feeder pairsterminated, 25 distribution pairs terminated,25 electronic pairs terminated, concrete padmounted.Section BFC - BURIED FILLED COPPER CABLE ASSEMBLY UNITSConsists of one (1) foot (0.305 m) of buried filled copper cablein place. This unit includes all material and labor forinstalling, ripping (where necessary as determined by theEngineer), and backfilling, except as specifically provided for
Bulletin 1753F-150Page 5in other units. Where the cable is plowed, ripping may benecessary to provide a ripped path to allow placement at therequired depth, and may require more than one ripped pass.Options designated by the following suffixes apply:SuffixDescriptionDTwo or more cables placed simultaneously in thesame plow slot or trench. Specify all cableswithin parentheses ( ).HScreened cable designated for Tl carriersystems.H1CScreened cable designated for TlC carriersystems.IBuried filled cable, which will be installedinside a duct.PPredesignated buried filled cable which will, in thejudgment of the Engineer, be much more difficult toinstall than normal for this project because of thepresence of underground facilities or severe right-ofway restrictions. This suffix will be specified on theConstruction Sheets in advance of bidding, and willnot be specified later unless changes in thepresence of underground utilities, right-of-wayeasement, or route changes occur that would, in thejudgment of the Engineer, greatly increase thedifficulty of cable placement. Also, this suffix willbe specified during construction when undocumentedburied facilities are encountered that, in thejudgment of the Engineer, greatly increase thedifficulty of cable placement.TBuried filled cable which will be placed at thespecified depth by trenching only. This unit will bespecified by the Engineer on the Construction Sheetsin advance of bidding.V( )( )One or more vacant ducts to be placed simultaneously inthe same plow slot or trench. The first set ofparentheses shall indicate the number of ducts and thesecond set of parentheses shall indicate the insidediameter of the ducts.
Bulletin 1753F-150Page 6A. This unit also includes:(1)Clearing of right-of-way. (The Engineer will beresponsible for specifying any special conditions orinstructions concerning the right-of-way clearing onthe Construction Sheets.)Note 1: Trees that are felled shall be cut to commercial woodlength and placed on the side of the right-of-way for thelandowner. Commercial wood length means the lengthdesignated by the Engineer, but in no case shall berequired to be less than 2 feet (0.61 m).Note 2: Brush, branches, and refuse from the clearing operationsshall, without delay, be disposed of by such of thefollowing methods as the Engineer will direct:CodeDispositionAChipped and Blown.BRemoved from the vicinity of the right-of-way.CPiled on one side of the right-of-way in suchmanner as to not obstruct roads, ditches, etc.DOther as specified by Engineer.(2)All labor and material required for the installation ofcable guards installed with the approval of theEngineer for the convenience of the Contractor.(3)All labor and material required in the repair and/orreplacement of streets, sidewalks, roads, drives,fences, lawns, shrubbery, watermains, pipes, pipelinesand contents, underground power and telecommunicationsfacilities, buried sewerage and drainage facilities,and any other property damaged during the installationof the buried cable, except loss or damage to crops,gardens, ornamental flowers or trees in theconstruction corridor necessarily incident to theconstruction of the Project and not caused by thenegligence of the Contractor.(4) The cable installed in place for aerial inserts inburied plant when specified by the Engineer. Itincludes the miscellaneous accessories such as driverings, thimbleye nuts, etc., in accordance with theConstruction Sheets, not included in other units,needed to secure the buried cable in place. (This unit
Bulletin 1753F-150Page 7does not include poles, anchors, guys, riser guards orsuspension strand units which will be separatelyspecified by the Engineer.)(5)The spiraling of buried cable at an aerial insert whereindicated by the Engineer on the Construction Sheets.(6)All labor and material including housings, spliceclosures, stub poles, trenching, backfilling, tamping,cable, straight splicing, and other material and laborrequired for the purpose of joining cable of the samesize and gauge in continuous lengths (reel ends). Thehousings or closures and all other associatedmaterials and equipment shall be of the same type asrequired at other cable splicing points specified inthe construction of the Project unless otherwiseapproved by the Engineer.(7)The labor and material for buried cable installed inMiscellaneous Assembly Units, such as, pipe crossings,rock excavating, asphalt or concrete. The labor andmaterial required by these miscellaneous assembly unitsare specified separately.B. The length of buried cable for compensation purposes isdetermined by taking the sum of distances between splice orterminal points specified by the Engineer, paralleling thecable. It includes the cable installed in trenches, pipesand non-pipe underground crossings, in sections of aerialconstruction of buried cable and in vertical runs on polesand in stake-mounted or pole-mounted housings. It excludeslateral and vertical runs of cable required solely for thepurpose of joining cable in continuous lengths (reel ends)of the same size and gauge. The length of buried cableinstalled shall be determined from the sequential numberlength markers on the outer jacket of the buried cableexcept where the markings are illegible, found to be inerror or an excessive amount of slack has been provided suchas in housings, filled splice closures and aerial inserts.Compensation for multiple cables placed in the same plowslot or trench is determined on the basis of the lengths ofthe individual cables involved.
Bulletin 1753F-150Page 8Each buried filled copper cable assembly unit is listed inaccordance with the number of pairs and gauge of conductors.Each unit is prefixed by the letters BFC. The followingillustrations indicate the method of designating the materialrequired.BFC(50-24 &25-22)DTwo cables placed simultaneously in the sameplow slot or trench; one a 50 pair, 24 gaugeand the other a 25 pair, 22 gauge cable.Quantity, labor and material unit prices areto be specified for each cable separately.BFC100-22HA 100 pair, 22 gauge buried filled coppercable with a screen designated for T1carrier systems.BFC300-24PA 300 pair, 24 gauge buried filled coppercable which in the judgment of the Engineerwill be much more difficult to install thannormal because of the presence ofunderground facilities or severeright-of-way restrictions.BFC200-24V(2)(1")A 200 pair, 24 gauge buried filled coppercable with 2 vacant ducts having 1 inch (in.)[25.4 millimeters (mm)] inside diametersplaced simultaneously in the same plow slotor trench.BFC25-24IA 25 pair, 24 gauge buried filled coppercable to be installed in a duct.Section BFO - BURIED FILLED FIBER OPTIC CABLE ASSEMBLY UNITSConsists of one (1) foot (0.305 m) of buried filled fiber opticcable in place. This unit includes all material and labor forinstalling, ripping (where necessary as determined by theEngineer), and backfilling, except as specifically provided forin other units. Where the cable is plowed, ripping may benecessary to provide a ripped path to allow placement at therequired depth, and may require more than one ripped pass.Options designated by the following suffixes apply:SuffixDDescriptionTwo or more cables placed simultaneously in thesame plow slot or trench. Specify all cableswithin parentheses ( ).
Bulletin 1753F-150Page 9IBuried filled cable, which will be installedinside a duct.PPredesignated buried filled cable which will, inthe judgment of the Engineer, be much moredifficult to install than normal for this projectbecause of the presence of underground facilitiesor severe right-of-way restrictions. This suffixwill be specified on the Construction Sheets inadvance of bidding, and will not be specifiedlater unless changes in the presence ofunderground utilities, right-of-way easement, orroute changes occur that would, in the judgment ofthe Engineer, greatly increase the difficulty ofcable placement. Also, this suffix will bespecified during construction when undocumentedburied facilities are encountered that, in thejudgment of the Engineer, greatly increase thedifficulty of cable placement.TBuried filled cable which will be placed at thespecified depth by trenching only. This unit willbe specified by the Engineer on the ConstructionSheets in advance of bidding.V( )( )One or more vacant ducts to be placedsimultaneously in the same plow slot or trench.The first set of parentheses shall indicate thenumber of ducts and the second set of parenthesesshall indicate the inside diameter of the ducts.A. This unit also includes:(1)Clearing of right-of-way. (The Engineer will beresponsible for specifying any special conditions orinstructions concerning the right-of-way clearing onthe Construction Sheets).Note 1:Trees that are felled shall be cut to commercial woodlength and left on the side of the right-of-way for thelandowner. Commercial wood length means the lengthdesignated by the Engineer, but in no case shall berequired to be less than 2 feet (0.61 m).Note 2:Brush, branches, and refuse from the clearing operationsshall, without delay, be disposed of by such of thefollowing methods as the Engineer will direct:
Bulletin 1753F-150Page 10CodeDispositionAChipped and Blown.BRemoved from the vicinity of the right-of-way.CPiled on one side of the right-of-way in suchmanner as to not obstruct roads, ditches, etc.DOther as specified by Engineer.B.(2)All labor and material required for the installation ofcable guards installed with the approval of theEngineer for the convenience of the Contractor.(3)All labor and material required in the repair and/orreplacement of streets, sidewalks, roads, drives,fences, lawns, shrubbery, watermains, pipes, pipelinesand contents, underground power and telecommunicationsfacilities, buried sewerage and drainage facilities,and any other property damaged during the installationof the buried cable, except loss or damage to crops,gardens, ornamental flowers or trees in theconstruction corridor necessarily incident to theconstruction of the Project and not caused by thenegligence of the Contractor.(4)The cable installed in place for aerial inserts inburied plant when specified by the Engineer. Itincludes the miscellaneous accessories such as driverings, thimbleye nuts, etc., in accordance with theConstruction Sheets, not included in other units,needed to secure the buried cable in place. (This unitdoes not include poles, anchors, guys, riser guards orsuspension strand units which will be separatelyspecified by the Engineer.)(5)The spiraling of buried cable at an aerial insert whereindicated by the Engineer on the Construction Sheets.(6)The labor and material for buried cable installed inMiscellaneous Assembly Units, such as, pipe crossings,rock excavating, asphalt or concrete. The labor andmaterial required by these miscellaneous assembly unitsare specified separately.The Buried Filled Fiber Optic Cable Assembly Unit does notinclude labor and material for splicing the individualfibers. All splice points, including reel end splices,shall be specified by the Engineer on the Construction
Bulletin 1753F-150Page 11Sheets. All labor and material required for splicing thefibers and for enclosing the splice, such as, fiberorganizers, splice closures, housings and stub poles, andmiscellaneous hardware items shall be included in otherassembly units.C.The length of buried cable for compensation purposes isdetermined by taking the sum of all distances between spliceor terminal points specified by the Engineer. It includesthe cable installed in trenches, pipes and non-pipeunderground crossings, in sections of aerial construction ofburied cable and in vertical runs on poles and in stakemounted or pole-mounted housings. The length of buriedcable installed shall be determined from the sequentialnumber length markers on the outer jacket of the buriedcable except where the markings are illegible or found to bein error. Compensation for multiple cables placed in thesame plow slot or trench is determined on the basis of thelengths of the individual cables involved.Each buried filled fiber optic cable assembly unit is listed inaccordance with the number of optical fibers. Each unit isprefixed by the letters BFO. The following illustrationsindicate the method of designating the material required.BF024A buried filled fiber optic cable with24 fibers.(BF036 &BFC100-24)DIndicates a 36 fiber, buried filled fiberoptic cable and a 100 pair, 24 gauge buriedfilled copper cable, placed in same plow slotor trench. Quantity, labor and material unitprices are to be specified for each cableseparately.BFO24V(2)(1")A buried filled fiber optic cable containing24 fibers with 2 vacant ducts having 1 in.(25.4 mm) inside diameters placedsimultaneously in the same plow slot ortrench.BFO36IA buried filled fiber optic cable containing36 fibers installed in a duct.
Bulletin 1753F-150Page 12Section BH – BURIED HANDHOLE ASSEMBLY UNITSConsists of labor and material for one (1) buried handholeinstalled in place, including the base, top cover and mountinghardware, and pea gravel. The handhole size, amount of pea graveland the installation shall be as specified by the Engineer. Thehandhole assembly unit shall be used only in areas of nonvehicular traffic. When required for use in areas of vehiculartraffic, the handhole shall be rated to withstand vehiculartraffic. Where specified, vehicular traffic rated handholes shallbe suffixed with the letter “T”.The assembly units are defined as follows:BHC( )BHF( )Buried Handhole for copper systems.Buried Handhole for fiber optic systems.The dimensions of length, width, and depth of the handhole shallbe indicated in the parentheses in inches (millimeters).Examples:BHC(13x24X24)Buried handhole for copper systems with dimensionsof 13 x 24 x 24 in. (330 x 610 x 610 mm)(approximate).BHF(17x30x30)T Buried handhole for fiber optic systems withdimensions of 17 x 30 x 30 in. (432 x 762x 762 mm)(approximate) which is rated for vehiculartraffic.Section BM - MISCELLANEOUS ASSEMBLY UNITSConsists of all labor and material to construct and install theunits defined individually below required for the installationand construction of the buried cable portions of the Project:BM2( )( )Housing Ground Assembly Unit - Consists of thenecessary labor and material for the installation ofa ground rod (installed in undisturbed soil), groundrod clamp and the required length of a bare #6 AWGcopper ground wire connected to an auxiliarygrounding connector (included in the housing assemblyunit) within the housing (see unit drawing BM2).Indicate the desired diameter and length of groundrod. For a sectionalized ground rod and couplingdevice use the suffix “S”.
Bulletin 1753F-150Page 13Examples: BM2(1/2)(5)A 1/2 in. X 5 foot (13 mm X 1.5 m)ground rod.BM2(5/8)(8)A 5/8 in. x 8 foot (16 mm X 2.4 m)ground rod.BM2(5/8)(20)STwo 5/8 in. x 10 foot(16 mm X 3.1 m) sectionalized groundrods and a coupling device. Wheresectionalized ground rods arerequired the total length shouldappear on the Construction Sheets.BM2AHousing Auxiliary Ground Assembly Unit - Consists ofthe necessary labor and material for theinstallation of a ground rod clamp (if required)and the required length of a bare #6 AWG copperground wire connected to a pole ground wire usinga ground wire connector (see unit drawing BM2A).BM2BHousing Ground Assembly Unit - Consists of thenecessary labor and materials for the installationof a bonding connector bracket within an existinghousing. The bonding connector bracket should bethe bracket that is recommended by the housingmanufacturer.BM2CExisting Facility Bonding Assembly Unit – Consists ofthe necessary labor and material for bonding new orexisting cable in an existing facility, such as aburied plant housing or splice closure. This unitincludes a bonding connector, a bonding harness, tiewraps, replacement of gravel and/or sealer, andrearrangement of an existing cable. Compensationshall be paid on a per bond basis.BM2DNew Facility Re-Bonding Assembly Unit – Consists ofthe necessary labor and material for re-bonding anexisting cable in a new facility such as a buriedplant housing or splice closure. This unit includesa bonding connector, a bonding harness, and tiewraps. Compensation shall be paid on a per bondbasis.BM6MSuspension Strand Assembly Unit - Consists of one(1) foot (0.305 m) of 6M [6,000 pounds (lbs)--2722kilograms (kg)] suspension strand, supportinghardware, lashing wire, cable straps, and all otheraccessories required for aerial insert constructionin buried plant, but excludes the buried cable.
Bulletin 1753F-150Page 14This unit will be used for short sections of aerialconstruction in buried plant. When such aerialinserts are required, the Engineer will specify thepole, riser guard, guy and anchor assembly unitsrequired, plus the appropriate quantity of thisunit. The Contractor will be compensated for theseunits at their respective bid prices plus theappropriate cable units including the verticallength on the end poles.BM10MSuspension Strand Assembly Unit - This unit is thesame as the BM6M unit except that the
Rural Utilities Service BULLETIN 1753F-150 SUBJECT: Specifications and Drawings for Construction of Direct Buried Plant, RUS Form 515a TO: All Telecommunications Borrowers RUS Telecommunications Staff EFFECTIVE DATE: September 17, 2001 OFFICE OF PRIMARY INTEREST: Outside Plant Branch, Telecommunications Standards Division.File Size: 795KBPage Count: 53
will appear with a 1700 series number, which corresponds with RUS policy issued in the Code of Federal Regulations (CFR). RUS Borrowers will be notified of new and revised bulletins by memo or e-mail. RUS borrowers should notify their business associates of the availability of these bulletins. New and revised RUS bulletins will
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Service RUS Form 515a United States Department of Agriculture Rural Utilities RUS Bulle
The requirements of RUS borrowers discussed in this guide are limited to those that are national in scope, meaning only those requirements that are common to all RUS borrowers (regardless of the state or territorial location of the borrower) across the United States. Specific legal and procedural requirements vary from state to state
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