Engineering Services That Deliver Plan Certainty

California Class A Licensure Caltrans Certified Turnkey Civil Delivery
CAPABILITIES & TECHNICAL SCOPE

Tanbaugh Civil executes precision earthwork, municipal public works, and heavy bridge structures under California Class A General Engineering licensure — built to spec and held strictly to plan.

Engineering Services That Deliver Plan Certainty
01
Mass Earthwork
Grading & Site Balancing
02
Public Works
Streets & Infrastructure
03
Structural Civil
Cast-In-Place Concrete
04
Joint Utilities
Wet & Dry Underground
DETAILED SCOPES

Turnkey Civil Packages Held strictly to Plan

Earthwork & Grading
EARTHWORK Confirmed Core
Mass Excavation & Balancing

Earthwork & Grading

Class A Scope Package

Earthwork & Grading

Mass excavation, cut-and-fill, rough/finish grading, site balancing

Comprehensive mass excavation, engineered cut-and-fill, precision laser-guided rough and finish grading, and complete site balancing held to strict geotechnical compaction standards.

Standard Inclusions & Deliverables

Heavy mass excavation & cut-and-fill site balancing
GPS & laser-guided finish pad grading to exact elevations
Structural subgrade preparation meeting 95%+ density spec
Erosion control, soil conditioning, and over-excavation recompact
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Public Works
PUBLIC WORKS Confirmed Core
Street & Municipal Infrastructure

Public Works

Class A Scope Package

Public Works

Street, curb, gutter, sidewalk, municipal infrastructure

Municipal and agency civil construction executing street reconstruction, curb, gutter, sidewalk, and right-of-way improvements under California Class A General Engineering licensure.

Standard Inclusions & Deliverables

Complete street reconstruction, widening, and road subgrade preparation
Caltrans and municipal specification extruded concrete curb and gutter
ADA-compliant concrete sidewalks, curb ramps, and driveway approaches
Agency inspection sign-offs and municipal right-of-way compliance
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Bridges & Structures
BRIDGES & STRUCTURES Confirmed Core
Structural Civil Engineering

Bridges & Structures

Class A Scope Package

Bridges & Structures

Structural civil work supporting bridge/infrastructure projects

Structural civil construction supporting bridge infrastructure, highway overpasses, heavy reinforced concrete abutments, structural retaining walls, and deep foundation excavations.

Standard Inclusions & Deliverables

Deep foundation and footing excavations for bridges and overpasses
Structural concrete abutments, wing walls, and retaining systems
Engineered shoring, trench boxes, and sub-structure earth support
Strict adherence to Caltrans heavy civil engineering standards
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Comprehensive Civil Packages
UTILITIES & SITE PREP Scope Review
Turnkey Site Enablement

Comprehensive Civil Packages

Class A Scope Package

Comprehensive Civil Packages

Utilities, drainage, demolition, paving, etc.

Integrated civil scope additions including underground wet/dry utilities, storm drainage systems, structural site demolition, and surface asphalt paving — available for turnkey bid packages.

Standard Inclusions & Deliverables

Storm drainage pipe installation, catch basins, and retention systems
Underground wet and dry utility trenching and civil conduits
Complete site clearing, pavement demolition, and asphalt recycling
Heavy-duty asphalt paving and final surface wearing courses
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