RFB - LOS peñasquitos canyon preserve outdoor classroom

The County of San Diego, Department of Parks and Recreation is requesting bids for construction of the Los Penasquitos Canyon Preserve Outdoor Classroom at 12122 Canyonside Park Drive under RFB #12829, with bids due September 11, 2026 at 2:00 PM and a mandatory pre-bid meeting and job walk on August 24, 2026 at 10:00 AM. Prime contractors must hold a valid California Class A General Engineering Contractor license and meet a 3% Small-Local Business Subcontractor Participation Requirement.

The scope encompasses site development including mobilization, surveying, safety planning, environmental compliance, demolition and clearing, earthwork and grading, drainage, retaining walls and fencing, concrete paving, irrigation installation, landscape planting and maintenance, electrical work, and site furnishings. Deliverables include a 6,732-square-foot shade sail structure, a gravity retaining wall (26 linear feet, 3'-6' high), entry gateway arch, concrete and decomposed granite paving, concrete steps with handrails, wood bench seating, CMU pilasters, eight-foot classroom tables (six total, one ADA-accessible), trash and recycling containers, irrigation system with Hunter and Rain Bird equipment connecting to existing infrastructure, ten coast live oak trees, 111 shrub units across seven native species, and 9,726 square feet of native grass and wildflower hydroseeding. The project is subject to California prevailing wage requirements under Labor Code Section 1720 et seq. and the County's Working Families Ordinance. The contractor must provide a third-party irrigation audit by a certified landscape irrigation auditor prior to project turnover and coordinate with County staff for biological and cultural monitoring.

The bid schedule includes 66 base line items plus one additive alternate with five additional items. Bid security of 10% of the maximum bid amount and Performance and Payment Bonds of 100% each are required. Contract award will be to the lowest responsive responsible offeror under Public Contract Code Section 20128. Bids shall not be withdrawn for 90 calendar days following bid opening without County consent. The project is subject to California Building Code 2025 (IBC 2024), ASCE 7-22, and ACI 318-19 standards, with structural design addressing seismic design category D and wind speeds of 96–115 mph depending on component.