This is a service / maintenance or supply contract in Seattle, Washington. Contact the soliciting agency for additional information.

The scope of work of the contracts shall be to provide the personnel and equipment to perform geotechnical and environmental subsurface exploratory investigations. Vendors must be licensed as a drilling/construction contractor in the state of Washington. The City wants to award enough contracts with enough companies to ensure coverage among them collectively for these specifications: o Advancing borings using hollow-stem auger, mud rotary, air rotary, and roto-sonic drilling methods. Service details o Installation of subsurface monitoring instruments, including, but not limited to: Inclinometer casings, monitoring wells, vibrating wire piezometers, and extensometers. o Companies that can advance geoprobes, and perform cone penetration, pressuremeter and packer tests. o Companies that specialize and have limited-access drill rigs, and other specialty drill rigs and related tooling. o One or more companies that have capability to complete drilling in remote locations that are not near the City and/or are largely inaccessible by road, requiring helicopter, railcar, or barge support. Contractors' work may include working at sites outside of the City limits but within the State of Washington, on property owned/managed by the City (i.e., Tolt or Cedar Rivers Watersheds, Dams operated by SPU/City Light in eastern Washington, etc.). Some sites may not be reachable by logging/forest roads, requiring limited-access drilling equipment and deployment logistics. Once at the site, the drilling operations are like projects that can be reached by road. The drilling typically consists of advancing a vertical borehole of varying diameters using a variety of drilling methods, and may include collecting soil, rock and/or water samples at depth, installation and development of groundwater monitoring wells, and installation of subsurface monitoring instruments. A City representative will be on site the entire time the Contractor is working. This contract shall be for one-year with four (4) one-year extensions allowed at the option of the City. This contract is subject to prevailing wage and will require Vendor compliance to prevailing wage requirements (see terms and conditions Attachment 2). The Vendor may provide a notice to not extend but must provide such notice at least 45 days prior to the annual renewal date. Deadline for Questions - 05/17/2022 Submit questions to the Buyer by the deadline. The City prefers such questions by e-mail to the City Buyer. Failure to request clarification of any inadequacy, omission, or conflict will not relieve Vendor of any responsibilities herein or in any subsequent contract. The Vendor is responsible to assure they received responses to the questions if issued. The City reserves the right to reject any or all Bids with no penalty. The City also has the right to waive immaterial defects and minor irregularities in any submitted Bid. The method of contractor selection has not been determined at this time.