RFQ_12360418Q0007_Attachment.pdf

RFQ: 12360418Q0007

SUBJ: 40” HL 93 Portable Pre-Fabricated Bridge

UNIT: Bartlett, NH Experimental Forest

Bridge will meet the following minimum requirements:

Total length: 40 feet

Loading: HL93

Deflection: At least AASHTO LRFD-US-8 Bridge Design Specification

Min. clear deck width: 2.6 feet

Deck material: Southern Yellow Pine (SYP), pressure treated (CCA) at 0.40 pcf minimum, or approved equal.

Bearing pads: Steel plates sized to bear on aggregate base or timber sills.

Bridge sills shall be 12” x 12” x 14’ untreated hemlock (or approved equal).

Bulkheads/End plates: Solid, enclosed bridge ends/bulkheads to prevent roadway backfill from entering stream channel. Pre-fabricated, bolt-on end plates/bulkheads are an acceptable alternative.

Transportability: Shall be constructed to be split down the middle or fold so it can be transported on standard trailer or lowboy in a single load, without “wide load” permits (12.5’ travel width).

Load/Lift points: Shall have rugged lift points, welded brackets, D-rings, or chain/hook slots and shall be suitable for moving with heavy standard equipment (ie: hydraulic excavator).

Construction: Heavy steel construction suitable for rough handling by construction equipment. Shall have heavy lateral bracing of beams constructed such that dragging the structure with heavy equipment will not allow beams to shift or displace. Steel shall be painted A36 or A572 steel.

Railing Shall have box beam or steel tube railings incorporated in bridge. Railing is not required to meet standards for a crash rated rail.

Finish: All paint shall be applied per industry standard and manufacturer specifications, one coat epoxy primer and one coat urethane finish. Color to be either architectural brown or hunter green.

Note:

o All structures will have a set of scaled fabrication drawings submitted to the government for review and approval IAW the requirements specified. Fabrication will not begin prior to written receipt of the approved and accepted plans.

o Steel will be IAW FAR regulations.

o All steel welds shall be IAW American Welding Society (AWS) standards and shall conform to the technical/quality requirements of AWS D1.5, Bridge Welding Code.

o The completed bridge shall be transported and delivered to the Bartlett Experimental Forest in Bartlett, NH. Delivery date shall be coordinated with Jon Janelle.

DELIVER TO:

Bartlett Experimental Forest 42 Pine St Bartlett, NH 03812 ATTN: Jon Janelle (603) 397-7963 jjanelle@fs.fed.us o The contractor will be responsible for supplying all materials and equipment to offload the bridge at the final location.

mailto:jjanelle@fs.fed.us

QUOTED PRICE – SCHEDULE OF ITEMS

QUOTES DUE: Wednesday, 01 August 2018 at 11:00 AM Eastern Time E-Mail Quotes to mtevans@fs.fed.us with Subject Line: 12360418Q0007 Bartlett Portable Bridge

(EA = Each; LS = Lump Sum)

Line Item

Description Unit QTY Unit Price

Amount

001 Portable Bridge EA 1

002 Delivery LS 1

TOTAL

Contractor: _____________________________

Signature: ______________________________ Date: _______________________ mailto:mtevans@fs.fed.us

QUOTED PRICE – SCHEDULE OF ITEMS