Project 1

Project name: Romberg Tiburon Center for Environmental Studies
Address: 3150 Paradise Drive, Tiburon, CA 94920
Number: 415-338-6063 Owner: San Francisco State University
General: DMZ Builders – 1717 Solano Way, Concord, CA 94520 – Rich Zito: 925-849-6309
Description of work: Overhead to undergrounding of primary and secondary electrical utilities – Phase 1
Date and Duration: 3/29/17-4/24/17. 22 working day project.

Pipe Information: Packages consisted of mainly 2-4″ and 4-4″ SDR-11 HDPE pipe.
Other: 3000 Linear feet of 12″ bore, comprised of 7 bores. Soils ranged from clay to fractured shale to hard rock.
Valuation: $150,000

Project 2

Project name: Romberg Tiburon Center for Environmental Studies PHASE 2
Address: 3150 Paradise Drive, Tiburon, CA 94920
Number: 415-338-6063 Owner: San Francisco State University
General: DMZ Builders – 1717 Solano Way, Concord, CA 94520 – Rich Zito: 925-849-6309
Description of work: Overhead to undergrounding of primary and secondary electrical utilities – Phase 2
Date and Duration: 8/15/17-8/28/17. 12 working day project.
Pipe Information: Packages consisted of 2-4″, 3-3″, 2-2″ SDR-11 HDPE pipe.
Other: 2500 Linear feet of 12″ bore, comprised of 6 bores. Soils ranged from clay to fractured shale to hard rock.
Valuation: $125,000

Project 3

Project Name: Deleuze Winery
Address: 1177 Congress Valley Rd, Napa 94558
Owner: Robert DeLeuze
General: DMZ Builders – 1717 Solano Way, Concord, CA 94520 – Rich Zito: 925-849-6309
Description of work: Brought in electric, telecom, water, and sanitary utilities from street to build site.
Date and Duration: 6/13/17-8/3/17. 20 working day project.
Pipe Information: Packages consisted mainly of 4-4″ and 4-2″ SDR-11 HDPE pipe.
Other: 2000 Linear feet of 16″ bore, comprised of 6 bores. Soils were primarily adobe clay.
Valuation: $250,000

Project 4

Project name: Chalk Ridge Subdivision
Address: 385 Pleasant Ave, Windsor CA 94928
General: Oak Grove Construction – 431 Payran St, Petaluma CA 94952 – Mark Neumann 707-292-6710
Owner: Chalk Ridge Vineyards, LLC
Description of work: Mainline water pipe
Date and Duration: Currently in progress
Pipe Information: Packages consist of 1-2″ DR-11
Other: 4000 linear feet of 6″ bore, comprised of 9 bores.
Valuation: $57,000