PLUMAS COUNTY DEPARTMENT OF PUBLIC WORKS

Transcription

1 PLUMAS COUNTY DEPARTMENT OF PUBLIC WORKS 1834 East Main Street, Quincy, CA Telephone (530) Facsimile (530) Robert A. Perreault Jr., P.E., Director John Mannle, P.E., Asst. Director Joe Blackwell, Deputy Director REQUEST FOR BIDS THIS IS NOT AN ORDER Please state bid prices and delivery terms if applicable for the following materials or services subject to the general terms and conditions of this Bid as written. DATE: DEPARTMENT SUBJECT: April 13, 2018 DELIVERY POINT: DELIVERY TERMS: Road Department / 50 Pedestrian Bridge F.O.B.: See Exhibit B F.O.B.: See Exhibit B Bids must be received by the Department of Public Works on or before: TIME: 5:00 PM DATE: June 8, 2018 SUBMIT ALL BIDS TO: DATE OF BID PLACE OF BID TIME OF BID Plumas County Department of Public Works OPENING: OPENING: OPENING: 1834 East Main St East Main St. Quincy, CA June 11, 2018 Quincy, CA :00 PM INSTRUCTIONS TO BIDDERS 1. Bids Must be Submitted in a Sealed Envelope with the Notation of 50 Pedestrian Bridge 2. Bidders are responsible to monitor the Plumas County s Web Page listed under Public Works for any and all amendments: 3. If you have any questions, contact John Mannle at johnmannle@countyofplumas.com. 4. See Exhibit A for Terms and Conditions 5. See Exhibit B for Specifications and Locations 6. See Exhibit C for Bridge Details 7. Submit the Completed Bid Packet To the Public Works Purchasing Agent, Quincy, California. We have stated hereon the prices at which we will furnish and deliver the articles or services as specified above. Delivery will be made within _14_ days from the date that the bridge is prepared / packaged except as otherwise indicated. Page 1 of 8

2 EXHIBIT A Plumas County TERMS and CONDITIONS BIDS: Bids, modifications and requests for withdrawal thereof, received after the due date and time will not be considered. All bids must be submitted in sealed envelopes. Bid envelopes must be identified as per instructions set forth in the request transmittal. The entire bid packet needs to be submitted with your bid. Prices for each bid item shall be inserted in ink or typewritten on the form. Penciled submittals will be a basis for rejection. Prices shall include all costs of packing and of the transportation to the delivery point or points shown, unless otherwise specified in the request. It is County policy to specify brand or make for descriptive purposes only. Further, where brand or make is specified in the request, an Equal will be considered. However, it will be the responsibility of the bidder offering an alternate brand to make or prove its equality, and where possible, to state brand and give catalogue reference. Unless the bidder states that he/she is offering an alternate, he/she will furnish the brand or make specified in the request. The County does not specify brand only that performance and specifications be met. Bidder must state time of proposed delivery. Delivery will only be allowed during the Department s operational days and hours (Monday through Thursday, 7am to 5:30pm). Samples of items, when required, must be submitted within the time specified in the request and at no expense to the County of Plumas. If not destroyed by testing, the sample will be returned to the submitter at the County s expense, if requested by the submitter. AWARDS: TAX: Awards shall be made to the lowest responsible bidder provided, however, quality offered, delivery terms, and service reputation of the bidder may be taken into consideration in determining the lowest responsible successful bidder. The total bid amount must include sales tax. The County reserves the right to reject any and all bids and to waive informalities and minor irregularities in bids. The County may also make an award for any item or group of items in any bid, unless the bidder qualifies his/her bid by specific limitations. Page 2 of 8

3 EXHIBIT B Plumas County Specifications Plumas County Department of Public Works is interested in obtaining prices including delivery to the Quincy Maintenance Yard, 1834 East Main Street (State Route 70), Quincy, CA Bids for supplying a pedestrian bridge are to be in effect for a period of 90 days. Please furnish your bid specifying your lump sum price, freight and tax. Bids for supplying engineering staff (construction advisor) to project sites within Plumas County are to be good for a period ending December 31, Please furnish your bid specifying your hourly rate of compensation all labor, subsistence costs, travel costs, profit and overhead. GENERAL SPECIFICATIONS OF PEDESTRIAN BRIDGE FOR PLUMAS COUNTY Refer to Caltrans 2010 Standard Specifications 55 STEEL STRUCTURES E(7)(c)(i) General Add to section E(7)(c) Steel Pedestrian Bridges: E(7)(c)(i)(A) Summary Section E(7)(c) includes specifications for furnishing a prefabricated steel truss. Furnish prefabricated steel truss includes designing, structural steel truss members, connection hardware and bolts, kick plates, safety rails and attachment hardware, expansion joint covers, railing, elastomeric bearings, sole plates, anchor bolts, nuts and washers, timber decking, and welding. The prefabricated steel truss must be designed to the LRFD Guide Specifications for the Design of Pedestrian Bridges dated 2009, the AASHTO LRFD Bridge Design Specifications 6 th Edition with Caltrans Amendments, Caltrans Seismic Design Criteria V1.7, and Caltrans Seismic Design Specifications for Steel Bridges, 2nd Edition, May Welding must comply with section 11. Timber deck design must be performed by the bridge manufacturer. Steel truss, timber decking and safety rail dimensions must be consistent with dimensions shown in Exhibit C. At completion of fabrication, submit a certificate of compliance stating that the prefabricated steel truss shop fabrication work complies with section 55 and as shown on the plans. Page 3 of 8

4 E(7)(c)(i)(A)(1) Dimensions E(7)(c)(i) Width Inside clear width between safety rails must be: 8 feet 0 inches E(7)(c)(i)(A)(2) Span Truss measured end to end of end posts must be 50 feet 0 inches E(7)(c)(i)(A)(3) Camber Camber: Camber truss to provide a vertical camber dimension at mid-span equal to 100 percent of the full dead load deflection plus 1 percent of the full length of the truss. The vertical truss members must be plumb after the bridge is erected and dead loads applied E(7)(c)(i)(B) Definitions Not used E(7)(c)(i)(C) Submittals Submit 3 shop drawings of the prefabricated steel truss, timber decking and safety rail to the County Engineer. Submit 2 copies of the calculations certified by a licensed Civil or Structural engineer in the State of California. Include the submittal date and contents in the notification. Allow 30 days for the review. Submit 6 to 12 copies, as requested by the Engineer after review for final authorization. The shop drawings must: 1. Be specific to this project 2. Show details and locations of temporary supports 3. Clearly show all member sizes and connections, all steel members must be identified as Main Members, Secondary Members, or Primary Components of Main Members per Caltrans Memo to Designers Include General Design Notes that list the appropriate design standards used 5. Include required minimum design loads 6. Show material specifications 7. Be certified by a registered Civil or Structural Engineer in the state of California E(7)(c)(i)(D) Quality Assurance Bridge fabricator must be certified by the American Institute of Steel Construction (AISC) to have the personnel, organization, experience, capability and commitment to produce fabricated structural steel for Conventional Steel Structures and Simple Steel Bridge Structures with both Major Bridge and Sophisticated Paint Endorsement as set forth in the AISC Certification Program. At the completion of fabrication, the prefabricated steel truss shop fabricator must submit a certificate of compliance stating that work was performed in accordance with approved construction documents. Welder qualification and inspection must comply with AWS D E(7)(c)(i)(E) Materials E(7)(c)(i)(E)(1) General All structural members must have a minimum thickness of material of at least 1/4. Page 4 of 8

5 E(7)(c)(i) (E)(2) Weathering Steel Fabricate trusses from ASTM A242, ASTM A709, Grade 50W, or ASTM A588 steel for plates and structural shapes, and ASTM A606 or ASTM A847 for tubular sections. Minimum yield (Fy) strength must be at least 50,000 psi. Anchor assemblies must be A449 type 3, plain finish anchor bolts, A563-DH3, plain finish nuts, and F436 Type 3, plain finish washers. Welding materials must comply with the American Welding Society (AWS) Structural Welding Code, D1.1. Filler metal as specified in 4.1 must be used for the particular welding process required. Welders must be certified under AWS D E(7)(c)(i) (E)(3) Kick Plates Provide kick plates from weathering steel with a smooth inside surface with no protrusions E(7)(c)(i) (E)(4) Safety Rails Provide safety rails from weathering steel with a smooth inside surface with no protrusions E(7)(c)(i) (E)(5) Timber Decking Timber deck must be Ipe hardwood. Decking must be warrantied for 25 years against insect infestation and fungal decay. Ipe supplier must be FSC certified, ensuring that the FSC-certified products are coming from responsibly managed sources. Rough sawn wood is not permitted for the deck surface. Minimum deck plank width must be 5.5 inches or greater. Two fasteners must be used at each fastening line for each plank. Warped or cupped planks may be rejected at the discretion of the Engineer E(7)(c)(i)(F) Construction E(7)(c)(i)(F)(1) Fabrication Use E70 or E80 series electrodes. Use Flux Core Arc Welding (FCAW) or Shielded Manual Arc Welding (SMAW). The connection of bridge end post to top chord must be a mitered joint with the exposed welds ground smooth. Grind smooth all ends of angles. Close ends of all tubes and grind smooth. Clean all exposed weathering steel surfaces of any surface contamination according to SSPC-SP1 (solvent cleaning) and blast cleaning according to SSPC-SP6 (commercial blast cleaning) E(7)(c)(i)(F)(2) Delivery The contractor is responsible for securing hauling permits and freight charges. Notify the County Engineer in advance of the expected arrival time. Provide to the County Engineer information regarding delays after the trucks depart the plant, such as inclement weather, delays in permits, rerouting by public agencies or other circumstances. Deliver pedestrian bridge components during regular business hours (Mon-Thurs. 7am-5:30pm) to: Plumas County Department of Public Works 1834 East Main Street Quincy, CA Contact Main Office at hours prior to delivery. Plumas County will supply manpower and equipment to unload the delivered bridge at the Public Works yard. Page 5 of 8

6 E(7)(c)(i)(F)(3) Erection Erection will be by separate contract E(7)(c)(i)(F)(4) Limited Warranty Provide a warranty against defects in material and workmanship for a period of fifteen years E(7)(c)(i)(G) Payment Furnishing prefabricated steel truss includes payment for delivery to the site ready to incorporate into the work. BID PAGE Complete the following chart by typing or use pen and ink Item Lump Sum Price Freight delivered to Quincy Maintenance Yard* Tax Total 50 span, galvanized pedestrian bridge Item Hourly Rate Daily Subsistence Cost Travel costs per installation (to/from home office) Profit Hourly Overhead Rate Providing On-site Engineering Staff (Construction Advisor) to any site within Plumas County through a period ending December 31, 2019 *Quincy Maintenance Yard, 1834 East Main Street, Quincy, CA Name & Address of Firm: (Please Print) Proposed Date of Delivery: (Please attach your Business Card) Title: Signature: Print Name: Ph: Fax: Date: Cell Ph: Page 6 of 8

7 PROTESTS Any directly affected party who is aggrieved in connection with the solicitation or award of a purchase order or contract issued through a formal sealed bid procedure may protest the procurement action taken. Such protest must be filed in writing with: County of Plumas Purchasing Agent/CAO 520 Main Street, Room 309 Quincy, CA Protests must be filed in writing within five (5) working days from the time of the occurrence generating the protest. Protests received after this time will not be considered. Any protest shall include the following information: 1. The date action taken resulting in a protest, and 2. Identify the material issue, including a detailed explanation of the basis for the protest and the remedy sought. Specification related protests must be fully supported by technical data test results, or other pertinent information, that the substitute offered is equal to or better than the specification requirement. Page 7 of 8

8 EXHIBIT C Plumas County Bridge Details Page 8 of 8

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