Specifications - City of Montpelier, Vermont

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Title:Montpelier District HeatingCity of Montpelier, VT33615 – Hot Water Pipe Distribution SystemIssue Date:September 25, 2012Page #:4 of 181. Preinsulated Steel Pipe:a. Verification of current EN 253 certification for pipe manufacturerb. Manufacturer quality test report samples from 2011/2012 displayingconformance to current EN 253 for: Polyethylene Casing Polyurethane Foam Insulation Pipe Assembly Radial Creep Behavior Of Polyurethane Foam InsulationThermal Conductivity of PreInsulated PipesVerification of Calculated Continuous Operating Temperature(CCOT) of PreInsulated Pipesc. Verification tests or certification letter indicating that fittings meet EN448 Standardsd. Verification tests or certification letter indicating that valve assembliesmeet EN 488 Standards.e. Verification tests or certification letter indicating that insulation forjoints and HDPE joint coverings have been tested to perform underlaboratory conditions, according to EN 489 and EN 253 Standardsf. Verification tests or certification letter indicating that leakdetection/surveillance wiring meets EN 14419 and EN 253 Standards2. Manufacturer's Installation Instructions: Indicate trenching methods,jointing procedures, and backfill recommendations.3. Qualifications: Manufacturer shall submit documentation verifying aminimum of ten years experience manufacturing thinwalled, Europeanstyle, preinsulated district heating systems.4. Expansion Board: Include manufacturer and product data.5. Leak Detection Monitoring Systems: Indicate the manufacturer and typeof system as noted in Section 2.5(E).E. Special Reports: Submittal of special reports as required defined in this Sectionfor the following items:1. Alignment and Grade Report (Survey Points File)2. Record Drawing/Isometric SketchF. Testing Report: A Submittal which reports the result of the following requiredtests:1. Field Density Tests1.6 PIPE JOINTING PROCEDURESA. All shop and field welding and brazing shall be in conformity with therequirements of ANSI B31.1 and the supplementary requirements specified hereinHOT WATER PIPE DISTRIBUTION SYSTEM336154
Title:Montpelier District HeatingCity of Montpelier, VT33615 – Hot Water Pipe Distribution SystemIssue Date:September 25, 2012Page #:5 of 18and shall be performed only by fully qualified personnel and certified methods.Welding shall be performed on all steel pipe.B. Welding and Testing procedures shall be in accordance with ANSI B31.1 and thefollowing supplementary requirements, Welding and Testing Procedures, whichby reference constitute an integral part of this specification are bound in AppendixA. All repair and testing of defective welds shall be performed by theCONTRACTOR at no additional cost to the OWNER.1.7 TESTING OF PIPING WELDSA. Maximum operating pressure of the hot water pipe shall be 250 psi.B. Hydrostatic testing shall be performed in accordance with Appendix A, Section V– Hydrostatic Testing of Piping Welds of these Specifications, and therequirements of ANSI B31.1, Section 137.C. In lieu of hydrostatic testing, dyepenetrant testing on every weld shall beperformed in accordance with Appendix A, Section IV – Liquid PenetrationExamination of Piping Welds of these Specifications, and in accordance withASME standard specifications.D. The CONTRACTOR shall notify the OWNER’S Project Representative 48 hoursin advance of any testing operations, with the procedures subject to theOWNER’S Project Representative’s approval.E. Acceptance Standard: There shall be no weld testing failures or leakage in thepipelines.F. Radiography of welds shall be performed by the CONTRACTOR, and shall occurin accordance with the schedule set forth in Section 01430 – Quality Assurance,and Appendix A, Section III – Radiography of Piping Welds, Part 7.1.8 DELIVERY, STORAGE, AND HANDLINGPART 2A. Pipe Storage and Handling:1. Store pipe and fittings to prevent damage by heat, sunlight, weight deflection,or other environmental conditions.2. Protect ends of all piping materials, including fittings from damage prior tojointing.3. If a specific pipe material is subject to deformation from specificenvironmental conditions, store and deliver pipe to trench in enclosed orshaded transport with controlled environment as necessary to protect pipe.4. Take extreme care in the handling of pipe with interior and/or exteriorcoatings and wraps to prevent damage prior to installation.– PRODUCTSHOT WATER PIPE DISTRIBUTION SYSTEM336155
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Title:Project ManualMontpelier Dist
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CONSTRUCTION of a DISTRICT HEATING
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The City also reserves the right to
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NOTICE OF AWARDTO:_________________
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successors, and assigns.IN WITNESS
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ATTEST:____________________________
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Witness as to Principal____________
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CHANGE ORDER # _________CHANGE ORDE
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PAYMENT REQUEST FORMMontpelier Dist
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1.17. PROJECT 3 The undertaking to
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9. PATENTSof the PROJECT will resul
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creditors, or if a trustee or recei
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21.3.2.4. Personal Injury Liability
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26.3. The CONTRACTOR shall be fully
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• Install piping and fittings (in
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The only items to be excluded from
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Materials:• Purchase, shipment, f
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price per linear foot of trench. Pa
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Description:This item consists of a
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This item consists of all work nece
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Materials shall meet the requiremen
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Materials:Materials shall meet the
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Materials:• Shipping, transport,
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2) of the type specified will be pa
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Products.Method of Measurement:The
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Materials:• Extra pipe materials
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Bid Item 51 - Pre
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Materials shall meet the requiremen
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B. MaterialsMaterials shall meet th
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shall be made to the CONTRACTOR for
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Measurement shall be on an each bas
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use of crushed stone); taking and r
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B. MaterialsMaterials shall meet th
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Bid Item 75^ - In
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16. The Contractor shall be respons
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02511, Hot Mix Asphalt Paving and t
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The Contractor is hereby informed t
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BASE BIDNo Item Description UnitEst
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44 Pre9insulated Underground Hot Wa
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SERVICE LATERALS AND SPURS BIDNo It
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[13] Remove and Reset Granite Curb
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________________________ __________
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Montpelier District HeatingPROJECT
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DEEE0003071/003SPECIAL TERMS AND CO
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DEEE0003071/003a. Method of Payment
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DEEE0003071/003a. Requirements. The
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DEEE0003071/003applicable sections
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DEEE0003071/00321. NATIONAL ENVIRON
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DEEE0003071/003The Government has n
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DEEE0003071/003F. Protecting State
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DEEE0003071/003L. CertificationsWit
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DEEE0003071/003(C) Quantity;(D) Cos
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DEEE0003071/003(4) An Agreement bet
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DEEE0003071/003(D) Cost;(E) Time of
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DEEE0003071/003(c) Recipients agree
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DEEE0003071/003(a) Davis Bacon Act(
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DEEE0003071/003of Labor withhold or
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DEEE0003071/003submission of the
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DEEE0003071/003(6) Contracts and Su
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DEEE0003071/003this award. On behal
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DEEE0003071/003are federal governme
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Title:Montpelier District HeatingCi
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Title:Montpelier District Heating01
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Title:01340 - SubmittalsMontpelier
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Montpelier District HeatingCity of
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Title:02200 - EarthworkMontpelier D
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Title:15100 - ValvesMontpelier Dist
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Title:15850 - FansMontpelier Distri
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Title:16110 - RacewaysMontpelier Di
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Specifications - City of Montpelier, Vermont

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