PROJECT NAME:

REGIONAL CONNECTOR TRANSIT CORRIDOR

CLIENT: Skanska

COST: $1.47 BILLION

Delta Highlights

  • Provided static and dynamic geotechnical recommendations for the stations and cut and cover structures
  • Geomechanical numerical analyses performed for the project to analyze seismic racking behavior of the underground structures
  • Adjacent buildings settlement analyses due to deflection of the shoring. The analyses were used in support of development of building projection plan

PROJECT NAME:

GERALD DESMOND BRIDGE REPLACEMENT

CLIENT: Shimmick, FCC,
Impregilo J V

COST: $1 Billion

Delta Highlights

  • Performed site-specific non-linear time history seismic analysis for main span structure.
  • Served as Environmental compliance manager Contaminant plume modeling and analysis during the construction phase.
  • Geotechnical Engineer of Record and review of seismic and foundation reports.

PROJECT NAME:

STATE ROUTE 91 IMPROVEMENT

CLIENT: Parsons

COST:$1.4 Billion

Delta Highlights

  • Developed post advanced planning study geotechnical data reports for bridges.
  • Provided daily review of design-build contractors submittals.
  • All work performed under formal QA/QC program in accordance with ISO 9000.
  • Provided quality control materials testing and inspection.

PROJECT NAME:

MTA EXPOSITION LIGHT RAIL PHASE 2

CLIENT: Parsons Brinkerhoff Design- Skanska-
Rados Joint Venture

COST: $1.5 Billion

Delta Highlights

  • Materials evaluation of 1920’s brick arch tunnel under light rail road.
  • Provided geotechnical recommendations for Expo LRT stations over Sepulveda Blvd. and centinela.
  • Multiple Mechanical Stabilized Earth (MSE) light rail walls.

PROJECT NAME:

LAUSD DORSEY HIGH SCHOOL

CLIENT: Los Angeles Unified
School District

COST: $28 Million

Delta Highlights

  • Provided materials testing for Los Angeles Unified School District’ s First Design-Build Project.
  • Geotechnical oversight provided through the construction.
  • Q uality control inspection services.

PROJECT NAME:

SOCIAL & BEHAVIORAL SCIENCE BUILDING

CLIENT: San Diego
Community College
District

COST: $40.5 Million

Delta Highlights

  • Construction testing, materials testing and special inspection
  • Provided geotechnical parameters for foundation design.
  • Testing services for all reinforcing steel, reinforced concrete, post-tensioned concrete, structural steel, bolts, welding, masonry, anchors and fireproofing.

PROJECT NAME:

LA METRO GOLD LINE ICONIC BRIDGE

CLIENT: Skanska USA &
AECOM Technical
Services

COST: $20 Million

Delta Highlights

  • Provided seismic design for the Iconic Bridge
  • Provided geotechnical engineering design recommendations and support during construction.
  • Provided foundation recommendations for large 10 ft. Cast In Drilled Hole (CIDH) piles.

PROJECT NAME:

MATHEMATICS AND SOCIAL SCIENCE BUILDING
SAN DIEGO, CA

CLIENT: San Diego
Community College
District
Services

COST: $81 Million

Delta Highlights

  • Provided testing services for reinforcing steel, reinforced concrete, post-tensioned concrete, structural steel, bolts, welding, masonry,anchors and fire proofing.
  • Geotechnical parameters for foundation design.
  • Provided construction testing, materials testing and special inspection.

PROJECT NAME:

LACCD OLIVE STREET PARKING STRUCTURE
Los Angeles, CA

CLIENT: Los Angeles
Community College
District (LACCD)

COST: $13 .4 Million

Delta Highlights

  • Served as the Inspector of Record.
  • Construction support services including material testing and quality control inspection services.

PROJECT NAME:

STATE ROUTE 22 IMPROVEMENTS
Orange County, CA

CLIENT: Orange County
Transportation
Authority (OCTA) &
Caltrans

COST: $490 Million

Delta Highlights

  • Developed 3 3 post advanced planning study geotechnical data reports for 3 3 bridges.
  • Work performed under a formal Q A/Q C program in accordance with the ISO 9000.
  • Provided construction support services including material testing and inspection.
  • Moderate seismic accelerations and shallow groundwater

PROJECT NAME:

MTA ORANGE LINE BUS RAPID TRANSIT PHASE 1
Los Angeles, CA

CLIENT: Shimmick/Obayashi

COST: $324 Million

Delta Highlights

  • Provided geotechnical investigation and cost efficient pavement section design recommendations for the ÿrst dedicated BRT
    in California that saved MTA $10 million in project cost
  • Project included a petro-mat and tack coat system.

PROJECT NAME:

MTA PASADENA GOLD LINE
Pasadena, CA

CLIENT: Kiewit/W ashington

COST: $300 Million

Delta Highlights

  • Provided 10 segment reports, 13 station reports, 2 seismic and 1 new pedestrian overcrossing report
  • The reports provided recommendations for retaining walls, MSE walls, stations and platforms, Caltrans structure foundations,
    static and seismic earth pressures for temporary shoring and permanent walls, etc..

PROJECT NAME:

CROUL HALL – EARTH SYSTEMS SCIENCE BUILDING
University of California, Irvine, CA

CLIENT: Hensel Phelps
Construction

COST: $42 Million

Delta Highlights

  • Provided estimated elevation contours for the alluvial/bedrock.
  • Provided evaluation of the temporary construction slopes required for basement construction and underground utility installation.
  • Provided geotechnical analysis and value engineering to the Design-Build Team.