Call +44 800 9755 164

Public tenders for construction in Connell United States

Find all Construction tenders in the world.
Finding business opportunities has never been easier.

Results for construction. Make a new search!

Lower Monumental Navlock Tainter Valve 4 Trunnion Pin Assembly Replacement

Department of the Army, U.S. Army Corps of Engineers | Published November 24, 2015  -  Deadline December 28, 2015
cpvs

SYNOPSIS: Construction Project: Lower Monumental Navigation Lock Tainter Valve 4 Trunnion Pin Assembly Replacement This will be a firm fixed-price construction contract located at Lower Monumental Navigation Lock in Walla Walla County, Washington. Estimated construction magnitude is between $100,000 and $250,000. Payment bond or irrevocable letter of credit will be required. The full onsite work window, to include the pre-work and post-work checks, is expected to be 04 April 2016 to 30 April 2016. See solicitation for details. DESCRIPTION OF WORK: The purpose of this work is to replace the tainter valve 4 trunnion pin assembly at Lower Monumental Lock and Dam. Work consists of removing tainter valve #4 trunnion pins, bushings, and miscellaneous hardware and installing new Government furnished trunnion pins, bushings, and miscellaneous hardware. Trunnion pins are 14 inch in diameter and weigh approximately 1350 pounds. Trunnion bushings are approximately 15.5 inch outer diameter and 14 inch inner diameter and weigh approximately 200 pounds. Touch up paint will be using the Corps of Engineers Vinyl Paint System 5-E-Z. Work will occur in the navigation lock valve compartment at Lower Monumental Dam. Work must be completed within the specified work window in order to return the navigation lock to service in accordance with a coordinated Columbia/Snake River navigation system outage plan. Complete on-site work in close coordination with the Government lock and dam facility, and minimize outages and disruptions to operations. All on-site work shall be performed in accordance with the Corps of Engineers Safety and Health Requirements Manual (EM 385-1-1). Establish and manage an effective on-site Safety and Health program in accordance with EM 385-1-1 that will require the development and submission of a comprehensive project specific Accident Prevention Plan for Government acceptance. In addition, develop and submit for Government acceptance Activity Hazard Analyses for each phase of work and a project specific Fall Protection Plan that comply with EM 385-1-1. A Site Safety and Health Officer (SSHO) employed by the prime contractor is required for each shift of the contractor's on-site operations. The SSHO shall possess a minimum of 5 years' experience in construction safety on similar projects, shall have completed the 30-Hour OSHA Construction Safety training within the last 5 years, and shall have completed at least 24 hours of safety training from accredited safety training sources each year for the past 5 years. Provide a qualified Fall Protection Competent Person for each shift of the contractor's on-site operations that involves work that exposes workers to fall hazards. The Fall Protection Competent Person shall possess a minimum 2-years supervisory experience overseeing the use of fall protection equipment and systems, and scaffolding. Furnish mobile crane equipment, crane operators, and rigging equipment that comply with the certification and testing requirements of EM 385-1-1. Furnish construction equipment to support elevated working positions such as scaffolding, scissor-lifts, boom-lifts, and aerial lift equipment. Establish and manage an effective Contractor Quality Control Program that will require the development and submission of a comprehensive project specific CQC Plan for Government acceptance. A CQC System Manager employed by the prime contractor is required to be on-site for each shift of the Contractor's operations. The CQC System Manager must possess a minimum of 5 years relevant experience in a supervisory or management position such as Quality Control Manager, Quality Assurance Manager, or Construction Manager directly involved in the management of construction quality at the project site. In addition, the CQC System Manager shall have completed the course entitled "Construction Quality Management for Contractors" within the last 5 years. The project involves the development and management of Contractor furnished submittals for items such as pre-construction plans, product data, test reports, and contract close-out documentation as required by the technical specifications of the contract. Miscellaneous work within the project includes the delivery of As-Built Drawings. Request for quote W912EF-16-Q-0002 will be posted to the FedBizOpps (FBO) website in the very near future. Quotes will be due on or around 28 December 2015. See solicitation for full details. When issued, the solicitation documents for this project will be available at https://www.fbo.gov. The solicitation is 100% set-aside for small business concerns. The small business size standard for NAICS 237990 is no more than $36,500,000 in average annual receipts. Important Note: The FBO Response Date listed elsewhere in this synopsis is for FBO archive purposes only. It may have no relationship to the actual bid opening date. The bid opening date and time will be contained in the solicitation and any solicitation amendments that are issued. A site visit will be offered generally within 2 weeks after the solicitation is issued. The site-visit is HIGHLY recommended if a bid is intended. See solicitation for details about the site visit. Only ONE site visit will be offered. Access for Foreign Nationals. It takes from 2-4 weeks to obtain clearance for foreign nationals to enter the project site. If your company wishes to have a foreign national participate in the site visit for this project, you are strongly encouraged to submit the required identification immediately. To request clearance for foreign nationals, submit the names of all foreign nationals proposed for site visit attendance, along with documentation to verify that he/she was legally admitted into the United States and has authority to work and/or go to school in the US. Such documentation may include a US passport, Certificate of US citizenship (INS Form N-560 or N-561), Certificate of Naturalization (INS Form N-550 or N-570), foreign passport with I-551 stamp or attached INS Form I-94 indicating employment authorization, Alien Registration Receipt Card with photograph 9INS Form I-151 or I-551), Temporary Resident Card (INS Form I-688), Employment Authorization Card (INS Form I-688A), Reentry Permit (INS Form I-327), Refugee Travel Document (INS Form I-571), Employment Authorization Document issued by the INS which contains a photograph (INS Form I-688B). Send this information by email to cynthia.h.jacobsen@usace.army.mil. Foreign nationals must have received clearance prior to being granted access to the project site. No CDs or hard copies will be available by the Government. Downloads are available only through the FBO website. Bidders are responsible for checking the FBO website frequently for any update(s) to the notice. The Government is not responsible for any loss of internet connectivity or for a bidder's inability to access the document posted on the referenced website. To obtain automatic notifications of updates to this solicitation, you must log in to www.fbo.gov and add the solicitation to your Watchlist. If you would like to list your firm so others can see you are an interested vendor, you must click the Add Me To Interested Vendors button in the listing for this solicitation.

Spillway Gate Hoist Wire Ropes

Department of the Army, U.S. Army Corps of Engineers | Published June 16, 2016  -  Deadline June 30, 2016
cpvs

TECHNICAL SPECIFICATIONSNEW WIRE ROPE ASSEMBLIES FOR SPILLWAY GATE HOISTS 1.0 SUMMARY The Contractor shall furnish new wire rope assemblies for tainter-style spillway gate hoists at Lower Monumental Lock and Dam. Each Spillway Gate Hoist requires 18, 1-inch diameter wire rope assemblies, including end terminations. The Contractor shall provide all manufacturing facilities, tools, equipment, personnel, and expertise to supply new wire rope for two (2) Spillway Gate Hoists as specified herein. The Contractor shall deliver the new wire ropes within 180 calendar days of contract award. 2.0 REFERENCES The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only. ASTM INTERNATIONAL (ASTM) ASTM A148/A148M (2008) Standard Specification for Steel Castings, High Strength, for Structural Purposes ASTM A351/A351M (2013) Standard Specification for Castings, Austenitic, for Pressure-Containing Parts U.S. GENERAL SERVICES ADMINISTRATION (GSA) FS RR-W-410 (Rev G) Wire Rope and Strand WIRE ROPE TECHNICAL BOARD (WRTB) WRTB (2005) Wire Rope Users Manual 3.0 SUBMITTALS All submittals shall be electronically submitted in PDF format. All submittals shall be formatted to fit on a 8-1/2" x 11" sheet of paper except for shop drawings, which shall be formatted to fit on an 11" x 17" sheet of paper. a. Pre-Work Submittals: i. Attaching and Proof Loading Terminationsii. End Termination Attachment Method b. Shop Drawings: i. End Terminations - Submit fabrication drawings of the end termination as specified. Submit materials properties test for casting end terminations.ii. Wire Rope Assemblies - Submit drawing of complete wire rope assembly as manufactured. c. Product Data: i. Wire Rope d. Test Reports: i. Inspection Results upon delivery to Project siteii. Rope Tension Test Reportiii. Wire Strength and Ductility Test Resultsiv. Pre-Forming Test Resultsv. Stress Relief Test Resultsvi. Proof Load of Terminations Test Results and Final Dimensions of new wire rope assemblies e. Certificates: i. Wire Material Certificationii. Certification of Rope Tension Testing Device 4.0 WARRANTY Within seven (7) working days of acceptance at the Project site, furnish two (2) signed copies of a one-year warranty for all materials and services provided under these specifications. 5.0 WIRE ROPES AND END TERMINATIONS (SOCKETS) The Contractor shall furnish wire rope and end terminations (sockets) which are the standard product of a manufacturer regularly engaged in the manufacture of wire rope of similar size, and that essentially duplicate products having been in satisfactory use for at least three (3) years prior to bid opening. The Contractor and manufacturer (if different) shall conform to the requirements on the FIO drawings and the referenced standards. If a conflict exists between the drawings and the standards, the more stringent shall apply. 5.1 General The Contractor shall furnish 36 (2 sets of 18 each), 1-inch diameter wire ropes with sockets at both ends as specified herein. Each wire rope shall be of 88'-3" +/- 1" in length as indicated on the FIO drawings. The wire rope shall be domestically manufactured and individually coiled; splicing will not be allowed. All wire rope pieces shall be cut from a common master run to ensure maximum uniformity of manufacture. 5.2 Type of Wire Rope The Contractor shall submit product data showing the type of wire rope along with the Wire Material Certification. The wire rope shall be of the following type: a. Strand configuration: Type IV, Class 3, Construction 2, flattened strand, 6 x 30 style G b. Lay: right, lang c. Diameter: one (1) inch, with a tolerance of - 0 and plus 5 percent. d. Finish: plain/bright/uncoated e. Material: AISI 304 stainless f. Core type: independent wire rope core g. Pre-formed: yes h. Nominal strength: 54.4 tons/108,800 lb 5.3 Pre-Stretching The Contractor or wire rope manufacturer shall pre-stretch the wire ropes before attaching the sockets in accordance with the requirements of FS RR-W-410. This shall be done by subjecting them to three (3) cycles at 40 percent of its nominal strength. The 40 percent loads shall be held for 5 minutes with 5 percent loads for 5 minutes between cycles. 5.4 Wire Strength and Ductility The manufacturer shall perform testing in accordance with FS RR-W-410 to verify wire strength and ductility. The Contractor shall submit Wire Strength and Ductility Test Results. 5.5 Pre-Forming The wire rope shall be pre-formed, and the manufacturer shall perform testing in accordance with FS RR-W-410 to verify pre-forming. The Contractor shall submit Pre-Forming Test Results. 5.6 Stress Relief The wire rope shall be stress relieved, and the manufacturer shall perform testing in accordance with FS RR-W-410 to verify stress relief. The Contractor shall submit Stress Relief Test Results. 5.7 Weld Distribution Wire joints in any strand shall not be closer than 18 inches in any strand. 5.8 Pitch Length Strand pitch length shall not be less than 4-1/2 times the nominal rope diameter. 5.9 Core Strand Wires The number of wires in the core strand shall be equal to or greater than the number of wires in the other strands. The wires shall be of the same material as the wires in the other strands, or of a material with a lower tensile strength. 5.10 Tension Testing A tension test shall be performed to verify the wire rope meets the accepted industry standards for nominal strength. Two (2) rope samples shall be tested to failure to ensure the expected performance level has been met. The test shall be performed using suitable tension testing equipment and by qualified personnel, both furnished by the Contractor. The rope samples shall be cut to no less than 3 feet in length. The test will not be considered valid if the failure occurs less than 2 inches from either socket. Relative speed between the machine heads shall not exceed 1 inch per minute. The Contractor shall submit a Rope Tension Test Report with the test results as well as a copy of the Rope Tension Testing Device certification of calibration and standards compliance. At its discretion, the government may send Contracting Officer Representatives to the test facility. The Contractor shall be prepared to accommodate up to two (2) representatives of the Contracting Officer to witness the tension test of the wire rope. The Contractor shall provide the Contracting Officer no less than 14 calendar days advance notice of tension testing. 5.11 End Terminations The manufacturer shall attach the end terminations after pre-stretching the wire rope. The end termination attachment method shall be an anchor socket on the drum end of the wire rope and a closed bridge socket on the gate/dead end. End terminations shall be in proper alignment along the centerline marking of the wire rope. The wire rope sockets and attachment of the wire rope shall develop the full strength of the wire rope assembly. Kinking of wire rope will be cause for rejection. Submit fabrication drawings of the end termination as specified. The wire rope end terminations (sockets) shall be fabricated as indicated on the FIO drawings, and shall be cast from stainless steel conforming to ASTM A351/A351M CF8M. 5.12 Attaching and Proof Loading Terminations After pre-stretching the wire rope and attaching the sockets, the wire rope assemblies shall be proof loaded at 40 percent of nominal strength of the rope. Length of the wire ropes shall be measured to the nearest 0.01 inch. The Contractor shall submit the results of a Proof Load of Terminations Test, which shall also include the final measured lengths of all 36 wire rope assemblies, including all pertinent dimensions of individual components. 6.0 HANDLING, STORAGE, AND DELIVERY The wire ropes shall be coiled in the same direction as they were bent during manufacturing. The coils shall be covered for protection from rain, snow and road spatter during shipping. Wire ropes shall be packaged in a manner acceptable to the common freight carrier that will ensure safe delivery at the Project site in a satisfactory condition at the lowest applicable rate. Upon shipment to the Project site, the wire ropes and end terminations shall be inspected in the presence of the Contracting Officer Representative. In particular, the wire rope shall be inspected for diameter, dings, kinks or other damage and the proper lengths. The wire ropes shall be uncoiled and laid straight in order to allow complete inspection of the wire ropes over their entire length. The Government will assist the Contractor in performing the unreeling/reeling operation, by providing a fork lift or mobile crane and an operator. The Contractor shall be responsible for providing all other equipment required to complete the inspection. Within 3 calendars days of completion of the on-site inspection, the Contractor shall furnish the Contracting Officer with a written report of the Inspection Results clearly showing acceptance or non-acceptance of the new wire rope assemblies. All items shall be delivered FOB to Lower Monumental Lock and Dam within 180 calendar days after contract award. No shipments are allowed other than normal business hours of Monday through Thursday 7:00 a.m. to 4:00 p.m., excluding federal holidays. All shipments shall be delivered to: Lower Monumental Lock and Dam5520 Devils Canyon RoadKahlotus, WA 99335
  • 1