Z -- ARROWROCK DAM OUTLET WORKS REHABILITATION -- ARROWROCK DAM, BOISE PROJECT, IDAHOO

Notice Date

February 16, 2001

Contracting Office

Bureau of Reclamation, Contracts Group, 1150 N. Curtis Road, Suite 100, Boise, Idaho 83706-1234

ZIP Code

83706-1234

Solicitation Number

01SP101457

Point of Contact

Contracting Officer, Terry K. Ford, Jr., Contact Tim Jones, Contract Specialist 208-378-5364

Description

Pre-Solicitation Notice for Solicitation No. 00SP101457 is currently available. Solicitation documents are scheduled to be released on 04/10/01. The estimated price range of the work is more than $10,000,000. The work to be performed is at Arrowrock Dam located on the Boise River approximately 13 miles east of Boise, Idaho. Arrowrock Dam's existing outlet works includes ten 58-inch ensign valves located across the lower, upstream face of the dam. Ensign valves release water into outlet tunnels formed through the concrete dam, discharging out the downstream face of the dam. Three existing tunnels are 72-inch diameter and seven are 54-inch diameter. Work to be performed includes removing the ten existing 58-inch ensign valves; furnishing and installing three 66-inch diameter and seven 48-inch diameter steel bellmouths in place of the removed ensign valves; furnishing and installing three 66-inch and seven 48-inch welded steel pipe liners in the existing outlet tunnels; pressure grouting the steel bellmouths and liners in place; furnishing and installing three 66-inch and seven 48-inch clamshell gates on the downstream end of the new steel liners; earthwork, concrete demolition and constructing two reinforced concrete structures on the downstream face of the dam, to house the new gates and control system; furnishing and installing one steel bulkhead and ten sets of steel guides, steel stoplogs, and bubbler deicing system; furnishing and installing miscellaneous metalwork, electrical and hydraulic systems. Work also includes significant activities for construction of land and water access, material handling, work platform and falsework systems, underwater work and dewatering. Certain features of the work can only be performed in three construction seasons during fall/winter reservoir drawdowns, and must allow for continued use of outlet works for reservoir releases during and between construction seasons. Prospective Offerors will have two opportunities to visit the site guided by Government personnel. The first opportunity will be on March 13, 2001, at 9:00 AM. This site visit will occur prior to distribution of the solicitation documents. The purpose of this visit is to provide interested parties an opportunity to view conditions at the site prior to flooding of portions of the work area by raising water levels for dam operations. Interested parties shall assemble at Arrowrock Dam. Participants are advised that winter conditions are anticipated at Arrowrock Dam. The use of a 4X4 vehicle is recommended. The second opportunity to visit the site guided by Government personnel will be announced in the forthcoming solicitation. A pre proposal conference will be conducted in conjunction with this second site visit. Prospective offerors desiring to visit the site of work (as described herein) must communicate such intent with the Resident Engineer, Bureau of Reclamation, 32784 W. Columbia Lane, Hermiston OR 97338, telephone number 541/564-9047 or with Resident Engineer, Bureau of Reclamation, PO Box 2967, 3701 River Road, Yakima Washington 98907, telephone number 509/575-5946. Prospective offerors are strongly urged to participate in these opportunities to visit the site. Copies of solicitation will be provided in CD-ROM format at no charge for the first copy and $15.00 each (nonrefundable) for each additional copy requested. (For VISA or Mastercard purchase -- include your account number, expiration date, and the name as it appears on the card). We will not accept telephone requests for the solicitation. Send all requests for solicitation information in writing, by FAX to (208) 378-5108 or via e-mail to dlarrondo@pn.usbr.gov

Record

Loren Data Corp. 20010221/ZSOL015.HTM (W-047 SN50D974)