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Case Study Santa Clara Semiconductor Manufacturer Seismic Strengthening Of Semiconductor Test Facility The Challenge Marvel Corp., a major manufacturer of semiconductors, needed to build test facilities at their North American Headquarters in Santa Clara. A large existing structure was being gutted and turned into a test laboratory. In order to bring the building up to
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Case Study: Mill Valley Slide Repair Soldier Pile Walls with Tiebacks Save Property The Challenge During the winter of 2017, a large section of this hillside property in Mill Valley started to slide downhill. RWR was called in on an emergency basis to stabilize the property before further catastrophic failure occurred. An existing soldier beam
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Case Study Case Study: Tiburon Slide Repair – Failing Retaining Wall Endangered Residence The Challenge A sloping property in Tiburon was experiencing deep-seated movement that threatened the house. This landslide needed to be stopped before significant structural damage occurred along with loss of property value. Action: The repair consisted of installing a soldier beam wall
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Case Study: Deep Micropile Installation Under Existing Multistory Building The Challenge The Owners of a former warehouse located in the vibrant tech start-up area south of Market St. in San Francisco made the decision to bring the building up to current earthquake standards and to have the option to add on another 3 stories. The
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The Challenge A large exterior retaining wall was starting to fail and endanger a Presidio Heights home. Because the house was built above and close to the retaining wall, a failure would have meant severe settlement and structural damage or partial collapse of the house. Action: Since the wall could not be removed without first
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Case Study San Rafael Slide Repair The Challenge A large slide was endangering several homes on a steep slope in San Rafael. The slide plane ran at a depth of up to 30 ft. below the surface and the scarp measured over 200 ft. wide x 300 ft. in length. Action: The repair called for
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Case Study: Beresford Arms Hotel Earthquake retrofit The Challenge This hotel was built on unstable fill and sands and was in danger of collapse in the event of a severe earthquake. A structural analysis showed that the inner core of the building needed to be reinforced with shear walls and underpinned with cast-in-place reinforced concrete
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Belevedere Slide Repair Property Saved From Sliding Into San Francisco Bay Case Study The Challenge Heavy rains and a broken drainage system caused the lower section of a steep property on the water’s edge in Belvedere to fail. A large amount of soil was swept downhill, knocking a series of tiered access stairs off their
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Looking for an experienced underpinning contractor to provide an estimate in the Berkeley area? RWR Construction provides expert underpinning of foundations. Techniques include installing reinforced concrete piers, driven steel piles or push piles, hand-dug pits, helical anchors or self-drilling anchors. Contact us today for recommendations and a prompt, professional estimate. We’ve been doing underpinning locally
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Case Study: Montgomery St Building SF Financial District Foundation Improvement with Micropiles In San Francisco The Challenge The owners of an older 3 story building in San Francisco’s financial district wanted to add an additional story on for their growing practice as well as earthquake-proof the building. The existing inadequate foundation consisted of shallow spread
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