Your Trusted Partner in Traffic Control Plans Preparation

  • ✓ Same-Day Turnaround Available
  • ✓ 24-Hour Standard Delivery
  • ✓ Unlimited Revisions at No Extra Cost
  • ✓ Guaranteed Plan Approval

Your Go-To Partner for Smart and Compliant Signal Planning

  • ✓ Signal Design and Layout for Temporary or Permanent Installations
  • ✓ Compliant with MUTCD and Local Jurisdictions
  • ✓ Integration with Traffic Control and Utility Plans
  • ✓ Ideal for Intersections, Lane Shifts, and Phasing Operations
  • ✓ Clear Phasing and Wiring Diagrams for Field Use

Dependable Engineering Support for Safe and Secure Shoring Designs

  • ✓ Custom Shoring Designs for All Soil Types
  • ✓ Meets Safety Standards
  • ✓ PE-Stamped and Ready for Permit Submission
  • ✓ Suited for Excavations, Trench Walls, and Retaining Structures
  • ✓ Rapid Turnaround for Urgent Site Needs

Expertly Guiding You Through Every Step of Excavation Planning

  • ✓ Detailed Trench, Pit, and Grading Layouts
  • ✓ Engineered for Local Code Compliance
  • ✓ Designed to Coordinate with Utilities and Existing Conditions
  • ✓ Professional Engineer (PE) Stamped Plans Available
  • ✓ Fast Delivery Without Compromising Accuracy

Precision Planning to Keep Your Projects on Time, Every Time

  • ✓ Baseline & Recovery Schedules in Primavera P6 or MS Project
  • ✓ Logic-Linked and Resource-Loaded Schedules
  • ✓ Delays & Time Impact Analysis (TIA) Support Available
  • ✓ Aligned with Contract Milestones and Critical Path

Expert Guidance to Navigate Encroachment Permit Requirements

  • ✓ In-depth Understanding of Local, County, and State Encroachment Permit
  • ✓ Up-to-Date Knowledge of Agency Standards and Compliance Requirements
  • ✓ Support for Projects Impacting Public Right-of-Way (ROW)
  • ✓ Coordination with City, County, and State Agencies for Permit Approvals

MZB Engineering is a traffic control company that works on the engineering side of the street. Contractors send us a scope, and we send back the drawings, permits, and schedules the project needs to move. All of our traffic control services exist for the same two reasons: get your crew working sooner, and keep people safe while they work.

Temporary traffic control plans (TTCPs) that protect road crews and the public. Every sheet follows the MUTCD and the reviewing agency’s own standards, which is why our plans rarely bounce back.

Phased drawings that show how traffic moves through each stage of your project. Useful on corridor work where lanes shift from week to week.

Signal placement and operation designs for temporary and permanent installations, drawn to MUTCD requirements and coordinated with your traffic control plan.

Baseline and recovery schedules in Primavera P6 or MS Project, plus Time Impact Analysis when delays hit and you need to document them.

Trench and pit layouts engineered for safe digging, utility protection, and code compliance. PE stamped versions available for permit submission.

Shoring designs that keep excavations stable and workers protected. Stamped by a licensed engineer and ready for your permit package.

We prepare and manage encroachment permit applications with city, county, and state agencies, so your right-of-way work starts on schedule instead of sitting in review.

Accurate roadway marking plans that meet agency standards, whether you are restriping a corridor or laying out a new lane configuration.

Support beyond the drawings, so the plan on paper matches the cones on the street.

About MZB Engineering Inc.

MZB Engineering is a traffic control company built around one promise: plans that get approved. Contractors send us their scope, and we send back traffic control plans, encroachment permits, shoring and excavation designs, and construction schedules. Over the past decade we have completed more than 700 projects for over 250 clients, most of them general and utility contractors who cannot afford to wait on a rejected plan.

Our traffic engineering services cover the full paper trail of a project: Temporary Traffic Control Plans, Traffic Handling Plans, Stage Construction Plans, Striping Plans, and Traffic Signal Plans. A licensed Civil Engineer reviews every drawing before it leaves our office. That second set of eyes is also the backbone of our traffic control safety services, because a compliant plan is what keeps both your crew and the driving public out of harm's way.

Email info@mzbinc.com or call 951-690-3000 for a quote or to talk through your project.

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Certified Company

Licensed and insured engineering firm

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Stamped by Licensed Engineer

A licensed engineer reviews every plan

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Expert Team

Designers who know what each agency wants to see

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Certified Quality Plans

Built to the MUTCD and local standards, every time

Ten years of plans, permits, and schedules, in numbers.

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700+

Projects Completed

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250+

Clients Served

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10+

Years Of Experience

MZB%20Engineering

700+

Projects Completed

MZB%20Engineering

250+

Clients Served

MZB%20Engineering

10+

Years Of Experience

AMERICA’S NUMBER 01 CHOICE FOR

TRAFFIC CONTROL PLANS, ENGINEERING PLANS, SCHEDULING SERVICES, AND ENCROACHMENT PERMITS FOR CONTRACTORS ACROSS AMERICA

We have prepared temporary traffic control plans for hundreds of projects, from single-block utility cuts to multi-phase highway rehabilitation. Here are a few recent ones.

  • Date: 06/30/2025
  • Client: Granite Construction
  • Details: Inside and Outside lane Closure at Miles Avenue
  • Category: Pavement Rehabilitation
  • City: Indian Wells
  • Date: 05/21/2025
  • Client: Spiniello
  • Details: Various Road Closures on different Locations
  • Category: Trunk Sewer Rehabilitation
  • County: Los Angeles

New plan packages leave our office every week. This is some of what we have been working on lately.

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Paloma Excavation Plans

All excavations shall be constructed and uaintained in accordance mth osha cfr 29, part 1926.

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Coastline waterline Shoring Plans

the contractor shall verify the location of all existing utilities, other obstacles, dimensions, offsets.

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Joint Outfall A Stripping Plans

Dinah Shore Drive, Lawrence Crossley Road Intersection Improvements Project. all times unless otherwise noted herein.

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Jamboree Road

Dinah Shore Drive, Lawrence Crossley Road Intersection Improvements Project.contractor shall comply with the requirements

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TCP Joint Outfall H Package

It is the responsibility of the contractor performing the work to install and maintain the traffic control on these plans.

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Miles Avenue

These standard notes and plans shall not relieve the contractor of the responsibility for jobsite conditions.

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North Shore Area Resurfacing

These standard notes and plans shall not relieve the contractor of the responsibility for jobsite conditions.

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VALIDATION & COMMITMENT

Expert Validation

Every plan we produce is reviewed and validated by a licensed Civil Engineer before it goes out. That second review catches compliance problems before an agency reviewer does, which is one reason our plans rarely come back with corrections.
Proven Track Record:
We have taken plans through review with dozens of agencies, cities, and counties, and we know what each jurisdiction expects to see on a sheet. That familiarity is what gets a plan approved on the first pass.
Quality Guaranteed:
If a reviewer does ask for changes, we make them at no charge until the plan is approved. You pay for an approved plan, not for attempts.

Commitment to Excellence

Standards change, and we track those changes so our clients do not have to. Our drawings follow the current MUTCD edition and each agency's latest published requirements. Keep the six existing chips (Sustainability, Fast Turnaround, Modern Technologies, Flexibility, Latest Designs, No Hidden Charges).

  • Sustainability
  • Fast Turnaround
  • Modern Technologies
  • Flexibility
  • Latest Designs
  • No Hidden Charges
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