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Apex Directional Drilling
Encroachment & Private Concrete

Concrete Restoration Contractor Bay Area

Curb, gutter, sidewalk, driveway approaches and private flatwork — restored after utility work or built new. We break it out, do the underground work, and pour it back.

CSLB #838568 (A, B, HAZ)City Encroachment WorkDIR Registered — Public WorksPG&E OQ Certified
What We Do

Concrete Restoration Services

Public right-of-way concrete to city standards, and private concrete that matches the property.

Public Right-of-Way

Curb & Gutter

Form and pour new curb and gutter to city standard details, tied into existing curb lines and street paving.

Public Right-of-Way

Sidewalks

Sidewalk removal and replacement under encroachment permits, including scoring and broom finish to match.

Public Right-of-Way

Driveway Approaches

New and replaced driveway approaches and transitions between the street, sidewalk and driveway.

Private Property

Walkways & Flatwork

Walkways, patios and flatwork for custom homes and remodels, formed and finished to match the house.

Private Property

Slabs & Equipment Pads

Pads for transformers, generators, EV chargers, solar and mechanical equipment.

Demolition

Concrete Removal

Sawcutting, breaking and haul-off with our excavators and hydraulic breakers.

Utilities

Trench Restoration in Concrete

Restore concrete over utility trenches for sewer, water, gas and electric work.

Prep

Forming & Base

Excavation, base rock, compaction and forming so the finished concrete stays flat and crack-resistant.

Utilities

Utility Work + Restoration

We dig, install the utility and restore the concrete — one contractor from start to finish.

How We Do It

Break Out to Final Finish

How a typical curb, gutter and sidewalk restoration goes.

Concrete forms set at a residential job
01

Remove & Excavate

Sawcut and break out the existing concrete and dig for the utility work.

New sidewalk with gravel base for the next pour
02

Base & Compact

Place and compact base rock to grade.

Crew forming and pouring curb and gutter
03

Form & Pour

Set forms to line and grade and pour from the truck.

New sidewalk and curb along a residential street
04

Finish

Float, edge, score and broom finish to match city standards.

New curb and gutter with asphalt tie-in
05

Tie-In Paving

Pave the asphalt back against the new curb and gutter.

Who We Work For

Built for Demanding Projects

Residential

Custom homes, ADUs, remodels and everyday homeowner projects. Compact machines that fit tight side yards, careful protection of landscaping and hardscape, and clean job sites.

Commercial

Site utilities, storm drainage and paving for commercial builds, tenant improvements, solar/BESS and EV sites. We work as a sub to GCs or direct to owners and developers.

Prevailing Wage

DIR-registered for California public works. We bid and perform standard private work and prevailing-wage projects, with certified payroll handled on every public works job.

Recent Projects

Where We've Worked

Curb and gutter pour in Monte Sereno
Monte Sereno, CA

Street Frontage Improvements

New curb, gutter, sidewalk and driveway approach along a residential street, finished with asphalt tie-in paving.

New concrete walkway at a custom home
Monte Sereno, CA

Custom Home Walkway

New concrete walkway and flatwork at a custom home after the underground utility work.

Finished curb with asphalt tie-in
Monte Sereno, CA

Curb & Asphalt Tie-In

Finished curb and gutter with the street paving restored right up to the new concrete.

Restoring the street too? See our Asphalt Restoration page, or our Excavation & Site Work page for our equipment.

Public Works

Standard & Prevailing Wage

Core Engineering Inc. (DBA Apex Directional Drilling) is registered with the California Department of Industrial Relations as a public works contractor.

  • DIR Public Works Contractor Registration
  • Certified payroll on public works projects
  • Prime or subcontractor to GCs
  • CSLB #838568 — Class A, B & HAZ
View Qualifications
Utility Qualified

PG&E Operator Qualifications

Our PG&E OQs cover excavation, pipe installation, backfill and compaction, tracer wire, locating and damage prevention — so gas and electric work near PG&E facilities is done by qualified personnel.

  • PG&E OQ Certified (OQ-2114)
  • Dig-in prevention & damage prevention during excavation
  • OSHA shoring certified
See Our PG&E OQs

Need Concrete Restored?

Send us your permit, plans or a few photos and we'll get you a clear proposal — standard or prevailing wage.