Need underpinning to permanently stabilize home or level floors? Call 415-457-5658 for a prompt, reliable estimate from our experienced estimator. RWR has been installing underpinning in San Francisco for over 24 years. You will see our trucks and equipment working in San Francisco neighborhoods like the Marina, Pacific Heights, Nob Hill, Western Addition, Haight, Castro, Noe Valley, Twin Peaks and so on.

Here’s the kind of detailed estimate you can rely on, to correct foundation problems and perform structural work, including even zero lot line jobs that require our expertise:

This estimate is based on architectural drawings, structural drawings and landscaping drawings. The bid consists of installing selective structural concrete work as shown on revised plans plus selective miscellaneous drainage, hard demolition and excavation work.

Our price includes all labor and material to complete the job as per the itemized “Scope of Work” below.

Scope of Work
Selective Concrete Work + Miscelaneous
• Mobilize to jobsite. Demobilize. Supervision.
• Provide selective hard demolition specifically and only for the installation of the new concrete work as shown on the revised drawings. Demolition or removal of buried concrete structures or hidden conditions are not included as well as underpinning of existing structures. Includes demolition and removal of brick patio as well as extracting the planters existing soil for waterproofing installation (by others).
• Excavate for and install (3) AD’s per sheet L2.0 and connect to existing outlet per note #4.
• For the north side yard of the house, excavate for and install new reinforced concrete grade beams as indicated on layout A & D of S2.1 as well as (1) new reinforced concrete pad for the heat pumps as shown on A2.1 (entry landing not included). Includes epoxy dowels to attach new to existing foundations where applicable.
• Clean-up site and remove all construction debris and excess soils.

Qualifications and Clarifications
• Job is bid as package unless agreement to otherwise
• Includes one mobilization only.
• Prices are subject to adequate supply of rock, concrete, asphalt, PVC resins, PVC pipe, fittings at prices quoted at bid time and are good for 30 days.
• Proposal is based on working std 40 hours per week, 5 work days and mutually agreeable schedules.
• Elevations and layout to be provided by General Contractor performing the remainder of the project.
Exclusions
• Cost of plans, permits, shop drawings, bonds, testing and inspections.
• Increased costs of excavation or drilling due to hard rock, caving or underground water. (Hard rock excavation is defined as material that requires the use of pneumatically or hydraulically operated hammers or rams to excavate.) (Hard rock drilling is defined as a penetration rate slower than 1 ft. in 5 minutes.)
• Any work on utilities including buried pipes.
• Waterproofing or drainage work other than mentioned in our scope of work.
• Soft demolition or any demolition not related to concrete installation scope of work mentioned above.
• Stone removal, concrete work not obstructing the installation of the new concrete work.
• Tree work, protection etc
• Erosion control.
• Underpinning, structural or earth shoring.
• Winterization.
• Excavation of hazardous materials, underground tanks, or materials unacceptable at dumps.
• Architectural concrete or type of special concrete finish product.
• Surveying and Layout.