Blog / Permits

Permits

23 articles on permits.

Traffic OS — Call 811 before installing work zone signs

Permits and DOT

Call 811 Before Installing Work Zone Signs: Utility Locates for Traffic Control Crews

Driving a sign post or a barricade anchor into the ground is digging. How the 811 before-you-dig process generally works, when traffic control work triggers it, how to build locate lead time into a job, and what to ask the one-call center in each state where you work.

Oct 2, 2026 · 7 min read

Night road work on a residential street with a light tower and orange barrels

Permits and DOT

Noise Ordinances and Night Work: The Permit Nobody Mentions Until the Complaint

Agencies push lane closures to night hours to protect traffic, and local noise rules push the other way. Here is how noise requirements for night roadwork generally work, where they come from, what a variance process usually asks for, and what a traffic control company controls.

Sep 23, 2026 · 5 min read

Traffic OS — Maintaining driveway and business access in work zones

Permits and DOT

Maintaining Driveway and Business Access in Work Zones

The complaints that reach an agency fastest are from the business whose customers cannot turn in and the resident who cannot get out. What the manual expects, what permits usually require, and how to plan access so it does not become a change order or a shutdown.

Sep 17, 2026 · 6 min read

Traffic OS — Virginia work zone requirements for contractors

Permits and DOT

Virginia Work Zone Requirements for Contractors

Virginia runs its work zones from the Work Area Protection Manual, which serves as Part 6 of the Virginia MUTCD and is codified in the Administrative Code. What Version 11.0 requires, what changed for training cards, and what a contractor working VDOT roads needs in place.

Sep 17, 2026 · 5 min read

Traffic OS — Georgia work zone requirements for contractors

Permits and DOT

Georgia Work Zone Requirements for Contractors

How GDOT structures its traffic control requirements — Section 150, the Worksite Traffic Control Supervisor role, the qualified products list — and what a contractor new to Georgia should ask before bidding.

Sep 11, 2026 · 6 min read

Traffic OS — MUTCD compliance and traffic control permits

Permits and DOT

MUTCD Compliance and Traffic Control Permits: How They Connect

The MUTCD is a national standard; a permit is a local authorization. They are different documents with different failure modes, and confusing them is why plans get rejected. Here is how the two fit together in practice.

Sep 11, 2026 · 12 min read

Traffic OS — California freeway lane closure and work zone requirements

Permits and DOT

California Work Zone Requirements: What Traffic Control Contractors Should Know

How California layers Cal/OSHA construction safety orders, its own CA MUTCD, and Caltrans closure procedures — and what a traffic control subcontractor needs in place before the first cone goes down.

Aug 23, 2026 · 11 min read

Traffic OS — planning and signing a detour route around a road closure

Permits and DOT

Detour Route Planning and Signing: What It Actually Takes

A detour is not a road closure with a sign at each end. It is a second roadway you are responsible for, across jurisdictions you may not have permission from, signed over its entire length — and priced accordingly.

Aug 19, 2026 · 6 min read

Traffic OS — Maryland MDOT SHA work zone requirements for traffic control contractors

Permits and DOT

Maryland Work Zone Requirements: What Traffic Control Contractors Should Know

How MDOT SHA handles work zone traffic control plans, certified traffic managers, flagger cards, lane-closure windows and automated speed enforcement — and what a contractor or permittee needs in place before the first cone goes down.

Aug 19, 2026 · 11 min read

Traffic OS — submitting a traffic control plan to an agency for approval

Traffic control plans

Submitting a Traffic Control Plan for Approval: The Process, Start to Finish

Approval timelines are the hidden schedule risk on permit work. Here is what a submittal package generally contains, who reviews it, how long revisions take, and the habits that keep a start date from slipping.

Aug 19, 2026 · 6 min read

Traffic OS — a downtown street with a partial lane closure and portable barricades

Permits and DOT

Tracking Permits Across Multiple Jurisdictions Without Losing One

Traffic control companies routinely hold permits from a dozen different agencies at once, each with its own portal, lead time, and expiry. Here is how to structure the tracking so an expired permit never becomes a stop-work order.

Aug 8, 2026 · 5 min read

Traffic OS — Work zones at highway-rail grade crossings

Compliance and work-zone safety

Work Zones at Highway-Rail Crossings: What Changes and Who You Have to Call

A lane closure near a grade crossing introduces a second authority, a queue you must never create, and coordination lead times most contractors underestimate. Here is what changes.

Aug 8, 2026 · 5 min read

Traffic OS — a rural state highway work zone with channelizing drums along the shoulder

Permits and DOT

How State DOT Work Zone Requirements Vary — And How to Work Across Them

Why two states can both be fully compliant with the federal framework and still demand different devices, plans, certifications, and paperwork — and how a traffic control contractor should organize to work in more than one of them.

Aug 8, 2026 · 12 min read

Traffic OS — Who pays for the traffic control plan

Traffic control plans

Who Pays for the Traffic Control Plan? Sorting Out Contract Roles

On most projects it is unclear who prepares, seals, revises, and pays for the traffic control plan until someone needs a revision. Here is how the roles usually break down and what to settle before you bid.

Aug 8, 2026 · 5 min read

Traffic OS — right-of-way permits for traffic control work

Permits and DOT

Right-of-Way Permits for Traffic Control Work

What a right-of-way permit is, how it differs from a lane-closure permit, who typically issues one, what a submission usually contains, and how to track permit obligations across multiple jurisdictions without losing a job to an expired approval.

Jul 26, 2026 · 6 min read

Traffic OS — special event traffic control planning

Permits and DOT

Special Event Traffic Control: Planning and Permits

How special event work differs from construction traffic control — pedestrian volumes as the primary design driver, compressed setup windows, multi-agency approval, and the commercial terms that decide whether event work is profitable or just visible.

Jul 26, 2026 · 6 min read

Traffic OS — traffic control plan templates and typical applications

Traffic control plans

Traffic Control Plan Templates: When They Work and When They Don't

The difference between a MUTCD typical application, an agency standard drawing and a site-specific plan — where each is appropriate, why typical applications are minimums rather than templates, and how to build a reusable plan library without submitting the wrong thing.

Jul 26, 2026 · 6 min read

Traffic OS — traffic control for utility work

Permits and DOT

Utility Work Traffic Control: What Changes

Why utility jobs behave differently from road construction for a traffic control contractor — duration categories that shift mid-job, open excavations, moving work spaces, the coordination layer, and how to price work whose schedule you do not control.

Jul 26, 2026 · 6 min read

Residential street with striped drums lined along both sides during roadwork

Permits and DOT

Road Closure vs Lane Closure Permits: How They Differ

A lane closure narrows the road. A full closure removes it from the network. The permit processes differ in scope, review, notification, and lead time — here is how, and what to ask your agency.

Jul 25, 2026 · 4 min read

Contractor at a desk holding a plan sheet covered in red markups

Traffic control plans

Why Traffic Control Plans Get Rejected

Most TCP rejections are not engineering disputes. They are missing information, wrong-jurisdiction assumptions, and internal inconsistencies a reviewer cannot resolve without asking.

Jul 25, 2026 · 4 min read

Texas highway work zone with drums along the median barrier and rollers working under a wide blue sky

Permits and DOT

TxDOT Work Zone Requirements: What Traffic Control Contractors Should Know

How TxDOT handles traffic control plans, device inspections, responsible persons, and contractor prequalification — and what a subcontractor needs in place before the first cone goes down.

Jul 25, 2026 · 11 min read

Aerial view of an urban arterial with one lane closed by a long taper of traffic drums

Permits and DOT

Lane Closure Permits: How the Process Generally Works

How lane closure and road closure permitting typically works, what agencies usually ask for, why multi-jurisdiction tracking is the real operational problem, and what to ask your authority having jurisdiction.

Jul 21, 2026 · 11 min read

Two people in hard hats and hi-vis vests talking over a set of plans at a roadway work site

Traffic control plans

Who Can Prepare or Seal a Traffic Control Plan?

Whether a traffic control plan needs an engineer's seal, who is qualified to prepare one, and why the answer depends entirely on the agency and the project.

Jul 21, 2026 · 5 min read