National Park Service, Denver Service Center, P.O. Box 25287 DSC-CAC, Denver, CO 80225-0287

Z -- LOST HORSE MINE CLOSURE, JOSHUA TREE NATIONAL PARK, RIVERSIDE COUNTY, CALIFORNIA, JOTR-100 Sol 1443IB800096906. Due 070296. POC Branch of Construction Contracts, 303/969-2055. The work of this contract consists of the installation of polyurethane foam (PUF) into an irregular rectangular collapse hole measuring 25' x 30' x 38' deep, the construction of the replication of a timbered shaft for historic interpretation purposes, and the closure of three small mine openings with PUF. Estimated price range, $25,000 to $100,000. Time for completion, 45 calendar days. Bid opening date is approximate; actual date will be established at the time bidding documents are available. All responsible sources may submit a bid which will be considered. (145)

Loren Data Corp. http://www.ld.com (SYN# 0243 19960529\Z-0080.SOL)