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Compliance
85 articles on compliance.
Equipment and yards
Stationary Crash Cushions in Work Zones, Explained
What a stationary crash cushion does at the end of a temporary barrier, how the MUTCD frames inspection and repair, and how to keep these units visible in your equipment and job records.
Nov 8, 2026 · 5 min read
Permits and DOT
Davis-Bacon and Flaggers: How Prevailing Wage Coverage Works for Traffic Control Crews
Federal prevailing wage rules reach flaggers and traffic control crews on covered construction projects, including crews working a short distance from the construction itself. Here is how the Department of Labor describes that coverage, what the 2023 rule changed, what records it creates, and what to ask before you bid.
Oct 10, 2026 · 12 min read
Compliance and work-zone safety
DOT Drug and Alcohol Testing for Traffic Control Crews: Who Is in the Program and What It Requires
Federal drug and alcohol testing rules follow the commercial driver's license, not the job title. For a traffic control company that usually means attenuator truck and heavy trailer drivers are in the program and flaggers on foot are not. Here is how the rule defines who is covered, the six kinds of tests, the Clearinghouse queries and the records to keep.
Oct 10, 2026 · 13 min read
Compliance and work-zone safety
The 2025 Texas MUTCD Explained for Traffic Control Contractors
Texas replaced the 2011 TMUTCD with a 2025 edition that took effect January 18, 2026, and every project letting on or after July 1, 2026 has to comply with it. Here is what the manual is, how the transition dates work, what is different in Part 6, and what a traffic control company should change in its yard and its paperwork.
Oct 10, 2026 · 13 min read
Traffic control plans
Work Duration Categories in Temporary Traffic Control: How They Change the Setup, the Plan and the Price
The MUTCD sorts every work operation into five duration categories, from long-term stationary to mobile. The category decides which devices are expected, how a plan gets reviewed and what the job costs to run. Here is how the five categories work and how a traffic control company should use them in estimating and dispatch.
Oct 10, 2026 · 13 min read
Traffic control plans
Traffic Control Plan General Notes Explained: The Text That Changes What You Have to Build
The general notes on a traffic control plan carry requirements the drawing cannot show: allowed hours, device restrictions, who maintains what, and how changes are approved. What general notes typically cover, how they rank against the drawing and the specifications, and how to read them before pricing a job.
Oct 2, 2026 · 7 min read
Permits and DOT
The TxDOT Compliant Work Zone Traffic Control Device List (CWZTCD) Explained
TxDOT's CWZTCD is the list of work zone devices the department has evaluated as crashworthy and acceptable on its projects. How the list is organized, what being on it does and does not mean, who is responsible for using a device correctly, and how a traffic control company should buy and track against it.
Oct 2, 2026 · 7 min read
Compliance and work-zone safety
Types of Lane Closures Explained: Shoulder, Single-Lane, Multi-Lane, Lane Shift and Full Closure
A traffic control lane closure is not one setup. How shoulder closures, right- and left-lane closures, interior and multiple-lane closures, lane shifts, one-lane two-way operations, mobile closures and full road closures differ under the MUTCD, and what each means for crew, devices and price.
Oct 2, 2026 · 16 min read
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
Compliance and work-zone safety
PPE for Traffic Control Crews: What OSHA and the MUTCD Require Beyond the Vest
High-visibility apparel gets the attention, but a traffic control crew's protective equipment is a whole kit with its own rules — hard hats, eye protection, footwear, hearing, weather gear — plus the question of who pays. Here is where each requirement comes from and how to run a PPE program that holds up.
Sep 23, 2026 · 11 min read
Compliance and work-zone safety
Flagger Hand-Signaling Procedures Explained: Paddle, Flag and the Single-Flagger Rule
How the MUTCD expects a flagger to stop, release and slow traffic, when a red flag is acceptable, when one flagger can run a one-lane two-way closure instead of two, and what a traffic control company should build around those rules.
Sep 17, 2026 · 14 min read
Compliance and work-zone safety
Roadside Work Beyond the Shoulder: Mowing, Tree Work and Utility Access
Work 15 feet or more from the traveled way may need little or no traffic control — until equipment crosses the road, vehicles park on the shoulder, or a crew walks out for a tool. What the MUTCD says, and where the real hazard sits.
Sep 17, 2026 · 6 min read
Compliance and work-zone safety
Shoulder and Median Work Traffic Control Explained
Shoulder work looks like the easy job and is where a lot of struck-by risk lives. What the MUTCD requires when you close a shoulder, when a shoulder job becomes a lane closure, how freeway shoulders differ, what changes in the median, and how to run these jobs without cutting corners.
Sep 17, 2026 · 11 min read
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
Compliance and work-zone safety
Work Zone Data Exchange (WZDx) Explained for Traffic Control Companies
Agencies are publishing machine-readable work zone feeds so navigation apps and vehicles know where your closure is. What WZDx is, who publishes it today, where the data comes from, and what a traffic control contractor should do about it now rather than in five years.
Sep 17, 2026 · 11 min read
Compliance and work-zone safety
ADA and Temporary Pedestrian Access Routes in Work Zones
Closing a sidewalk creates an accessibility obligation that sits outside the MUTCD and outside your contract. Here is where the requirement comes from, what an alternate pedestrian access route has to do, and why 'sidewalk closed, cross here' is the most expensive sign in the trade.
Sep 11, 2026 · 12 min read
Traffic control plans
Engineering Judgment in Traffic Control Plan Design
The MUTCD is not a cookbook — it grades its own statements and expects judgment where conditions differ from the typical case. Here is what engineering judgment actually means, when you are permitted to exercise it, and how to document it so a reviewer reads it as a decision rather than a mistake.
Sep 11, 2026 · 11 min read
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
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
Compliance and work-zone safety
OSHA Recordkeeping for Traffic Control Companies
What the injury and illness recordkeeping rules require, why the small-employer exemption is narrower than owners assume, and how the records you keep end up in prequalification packages.
Sep 11, 2026 · 6 min read
Equipment and yards
Barricade Lights Explained: Type A, B, C, and D, and Which One Goes Where
Warning lights are cheap, small, and misused constantly. What each type is for, why flashing and steady-burn are not interchangeable, and the rules crews break most often.
Aug 29, 2026 · 5 min read
Running the business
Are Your Flaggers Employees or Contractors? The Classification Question, and Why 2026 Made It Harder
The federal test for worker classification is mid-rewrite. What the DOL proposed in February 2026, what the IRS looks at, why a signed 1099 agreement settles nothing, and what the answer changes for a traffic control company.
Aug 29, 2026 · 11 min read
Compliance and work-zone safety
MUTCD Typical Applications: How to Use Them (and How Crews Misuse Them)
The 54 Typical Applications moved from Chapter 6H to Chapter 6P in the 11th Edition. What a TA actually is, what weight it carries, and why treating one as a finished plan is the most common mistake in the trade.
Aug 29, 2026 · 11 min read
Permits and DOT
Pennsylvania Work Zone Requirements: What Contractors Need to Know
PennDOT Publication 213, the flagger certification requirement, 67 Pa. Code Chapter 212, and the automated speed enforcement program that made Pennsylvania work zones different from its neighbours.
Aug 29, 2026 · 12 min read
Traffic control plans
Traffic Control on Private Property and in Parking Lots
No permit, no agency inspector, and no plan review — which is exactly why private-site work carries risk that public work does not. What still applies, and what to do about the parts that do not.
Aug 29, 2026 · 6 min read
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
Compliance and work-zone safety
Flagger Station Setup and Escape Routes: The Part Crews Skip
Where a flagger station belongs, how stopping sight distance sets that location, why the escape route is a real planning step, and what the standard requires at night.
Aug 23, 2026 · 12 min read
Permits and DOT
Florida Work Zone Requirements: What Traffic Control Contractors Should Know
How Florida adopts the MUTCD, where the Florida Greenbook applies instead, what FDOT's Standard Plans 102 series covers, and what a subcontractor should have ready before working in a Florida work zone.
Aug 23, 2026 · 7 min read
Compliance and work-zone safety
Law Enforcement in Work Zones: When It Helps and How It Gets Paid For
What a uniformed officer and marked patrol car actually change in a work zone, when an agency requires one versus when you elect one, and how the hours get procured, scheduled, and billed.
Aug 23, 2026 · 7 min read
Compliance and work-zone safety
One-Lane, Two-Way Traffic Control: The Five Methods and When Each Fits
Flagger control, flag transfer, pilot car, temporary signals, and stop or yield control — what the standard permits, the limits on each, and how the choice changes crew cost.
Aug 23, 2026 · 12 min read
Running the business
Overtime and FLSA Basics for Traffic Control Crews
Why night work, standby, and travel make overtime unusually easy to get wrong in this trade — the 40-hour rule, what the regular rate includes, and the federal contract layer on top.
Aug 23, 2026 · 12 min read
Traffic control plans
Traffic Control Plans for Bridge and Structure Work
Why bridge and structure jobs break the normal traffic control playbook — no shoulder to borrow, barrier instead of cones, staged decks, overhead work over live lanes — and what that changes in the plan and in the field.
Aug 23, 2026 · 9 min read
Traffic control plans
Work Zone Impacts and Road User Cost: Why the Agency Cares What Your Closure Costs Drivers
What road user cost is, the components FHWA breaks it into, how it drives lane rental and incentive contracts and closure windows — and why understanding it wins traffic control contractors work.
Aug 23, 2026 · 12 min read
Compliance and work-zone safety
Bicycle Accommodation in Work Zones: What the MUTCD Actually Requires
Bike lanes get closed with cones and no plan more often than any other facility in a work zone. Here is what the 11th Edition says, where the thresholds sit, and why routing cyclists onto the pedestrian path is the one thing you cannot do.
Aug 19, 2026 · 6 min read
Compliance and work-zone safety
Heat Illness Prevention for Traffic Control Crews: Where the Rules Stand
Flaggers stand on asphalt in full-sleeve hi-viz with no shade. There is no final federal heat standard yet, but there is a proposed one, a General Duty Clause, and a growing set of state rules — here is what applies now.
Aug 19, 2026 · 6 min read
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 control plans
Software for Drawing Traffic Control Plans: What Actually Matters
CAD, agency standard sheets, or purpose-built TCP software — what each is good for, what the MUTCD actually requires of a plan and its author, and why the handoff from drawing to field crew is the part that decides whether the plan works.
Aug 19, 2026 · 11 min read
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
Running the business
Traffic Control Supervisor Certification, Explained
Flagger cards are the credential everyone knows about. TCS is the one that decides whether your company can bid certain work — and the one most likely to expire quietly while the holder is still on the payroll.
Aug 19, 2026 · 6 min read
Compliance and work-zone safety
The Work Zone Safety and Mobility Rule (23 CFR 630 Subpart J), Explained
The federal rule behind every TMP, significant-project designation, and transportation operations component — what it actually requires, which projects it captures, and what it means for a traffic control subcontractor.
Aug 19, 2026 · 11 min read
Compliance and work-zone safety
Internal Traffic Control Plans: Controlling the Traffic Inside Your Own Work Zone
A traffic control plan protects the public from the work zone. An internal traffic control plan protects workers from the equipment inside it — the hazard that kills more road workers than passing motorists on many projects.
Aug 8, 2026 · 11 min read
Compliance and work-zone safety
MASH Compliance for Work Zone Devices: What It Means for Your Inventory
MASH changed which crashworthy devices can be installed on federal-aid projects, and the manufacture date on your barricades and sign supports now matters. Here is how the agreement works and how to audit an existing fleet.
Aug 8, 2026 · 11 min read
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 control plans
Traffic Control Plans for Phased Construction: Managing the Handoffs
On a phased project the dangerous moments are not the phases — they are the transitions between them. Here is how phased TCP packages are structured, what goes wrong at handoffs, and how contractors stay ahead of the sequence.
Aug 8, 2026 · 11 min read
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
Equipment and yards
Sign Retroreflectivity and Device Condition: When a Device Stops Counting
A faded sign and a scuffed drum are not cosmetic problems — a device that no longer performs is functionally not there. How condition standards work, how to run an inspection that catches decline, and how to make retirement a budget line rather than a surprise.
Aug 8, 2026 · 5 min read
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
Compliance and work-zone safety
Temporary Pavement Markings in Work Zones: What Contractors Need to Get Right
Temporary markings decide whether a shifted alignment reads correctly at 60 mph at night. Here is how tape, paint, and removable markings differ, what the standards actually require, and where crews and agencies most often collide.
Aug 8, 2026 · 11 min read
Compliance and work-zone safety
What Is Temporary Traffic Control? A Working Definition for Contractors
Temporary traffic control is the discipline of moving road users safely past work that has taken part of the road away. Here is what the term actually covers, how the federal framework is structured, and where the contractor's obligations begin and end.
Aug 8, 2026 · 11 min read
Compliance and work-zone safety
Work Zone Inspections and Agency Audits: What Gets Checked
What an inspector actually looks at when they walk your work zone, how deficiencies escalate, and what documentation turns an awkward conversation into a two-minute one.
Aug 8, 2026 · 5 min read
Running the business
Bidding Municipal and Public-Agency Traffic Control Contracts
Public work runs on rules that private work does not: prequalification, bonding, prevailing wage, DBE participation, and a bid form that has to be filled out exactly. A practical walk through how traffic control companies win agency contracts without losing money on them.
Aug 2, 2026 · 11 min read
Traffic control plans
Field Changes to an Approved Traffic Control Plan
The site never quite matches the drawing. What a crew can adjust on its own authority, what has to go back for approval, and how to document a deviation so it protects you instead of indicting you.
Aug 2, 2026 · 6 min read
Running the business
FMCSA Requirements for Traffic Control Fleets
Attenuator trucks, sign trailers, and loaded flatbeds put a lot of traffic control companies inside federal motor carrier rules without them realizing it. The thresholds that matter, the Clearinghouse obligation people miss, and what to check on your own fleet.
Aug 2, 2026 · 7 min read
Traffic control plans
How Traffic Control Plans Actually Get Drawn
Typical application, CAD drawing, dedicated TCP software, or an outside engineer — the four ways traffic control plans get produced, what each costs in time and money, and how to tell which one a given job needs.
Aug 2, 2026 · 6 min read
Compliance and work-zone safety
The MUTCD 11th Edition: What It Means for Work Zones, and Why Your State's Manual Still Differs
The 11th Edition of the MUTCD was published in December 2023 and states had until January 2026 to adopt it. What that deadline actually required, why your state manual may still say something different, and how to keep field templates from citing sections that no longer exist.
Aug 2, 2026 · 11 min read
Compliance and work-zone safety
Pedestrian Accommodation in Work Zones
Closing a sidewalk is not the same as closing a lane. What the traffic control manual and federal accessibility guidelines expect when your work zone crosses a pedestrian route, and why 'Sidewalk Closed, Cross Here' is often not an acceptable answer.
Aug 2, 2026 · 6 min read
Compliance and work-zone safety
Positive Protection in Work Zones: What the Federal Rule Actually Requires
Barrier, attenuators, and shadow vehicles are not interchangeable with cones. A careful read of 23 CFR 630 Subpart K — what positive protection means, when the federal rule says to consider it, and what a contractor is actually on the hook for.
Aug 2, 2026 · 11 min read
Running the business
Safety Records and EMR in Traffic Control Prequalification
Agencies and general contractors increasingly score bidders on safety record before they look at price. What an experience modification rate is, what OSHA recordkeeping actually produces, and how a traffic control company builds a record that survives scrutiny.
Aug 2, 2026 · 6 min read
Running the business
Subcontracting Traffic Control Work: What to Nail Down First
Overflow work, out-of-area jobs, and specialty scopes all end up subcontracted. The terms that actually determine whether a traffic control sub relationship makes money or creates liability — and the ones people discover after the fact.
Aug 2, 2026 · 6 min read
Compliance and work-zone safety
Work Zone Intrusions: Prevention, Response, and the Data Nobody Collects
An intrusion is a vehicle entering the work space. Most of them hurt nobody and appear in no federal dataset — which is exactly why they are the most useful safety signal a traffic control company can capture, and the one almost nobody does.
Aug 2, 2026 · 11 min read
Compliance and work-zone safety
Work Zone Speed Management and Automated Enforcement
Speeding is a factor in roughly a third of fatal work zone crashes. What speed management actually consists of beyond posting a reduced limit, how automated work zone enforcement programs are structured, and what any of it changes for the contractor setting up the zone.
Aug 2, 2026 · 6 min read
Compliance and work-zone safety
Automated Flagger Assistance Devices (AFADs), Explained
What AFADs are, the two types the MUTCD recognises, the two deployment methods and when one flagger can run both ends, where AFADs are and are not allowed, and how to think about the labor and equipment economics honestly.
Jul 26, 2026 · 11 min read
Running the business
Insurance and Bonding for Traffic Control Contractors
The coverages traffic control companies are typically asked to carry, why bonding is a capacity constraint rather than a cost line, what the SBA guarantee program covers, and the documentation habits that make renewals and claims go differently.
Jul 26, 2026 · 6 min read
Running the business
Per Diem and Travel Pay for Traffic Control Crews
How per diem and travel pay actually work for out-of-area traffic control work — the IRS substantiation methods and current rates, why travel time and per diem are separate questions, and how to price and record both without creating a payroll problem.
Jul 26, 2026 · 6 min read
Traffic control plans
Reading a Traffic Control Plan in the Field
A crew-level guide to reading a TCP on site: what the letters and symbols mean, how to check the plan against the road you are actually looking at, what you may adjust and what you may not, and what to document when the two disagree.
Jul 26, 2026 · 11 min read
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
Compliance and work-zone safety
Taper Length and Buffer Space, Explained
How the MUTCD treats tapers and buffer space in a temporary traffic control zone — the taper types and their length criteria, what buffer space is actually for, the mistakes that show up on real closures, and why the 11th Edition renumbering matters for your documents.
Jul 26, 2026 · 12 min read
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
Equipment and yards
Truck-Mounted Attenuators, Explained
What a TMA is, why a shadow vehicle without one is itself a hazard, how the MUTCD frames positive protection and shadow vehicle positioning, the inspection obligation after any hit, and how to think about owning versus subbing them.
Jul 26, 2026 · 6 min read
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
Permits and DOT
DOT Prequalification for Traffic Control Contractors: How It Works
Prequalification is the gate between subcontracting and bidding directly. Here is how the process generally runs, what the financial requirement really costs, and the deadlines that catch companies out.
Jul 25, 2026 · 4 min read
Compliance and work-zone safety
Night Work Traffic Control: What Changes After Dark
Night lane closures are not day closures in the dark. Visibility, inspection scrutiny, crew fatigue, and cost structure all shift — here is what changes and what to plan for.
Jul 25, 2026 · 5 min read
Compliance and work-zone safety
OSHA Work Zone Requirements for Traffic Control Contractors
OSHA writes no traffic control plans — but it enforces the standards a plan implements. Here is how Subpart G, the MUTCD reference, and struck-by hazards actually apply to a traffic control crew.
Jul 25, 2026 · 11 min read
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
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
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
Running the business
Certified Payroll for Traffic Control Contractors: How It Works
What certified payroll requires on prevailing wage jobs, why classification is the hard part for traffic control crews, and how to capture the underlying time data so submissions are not archaeology.
Jul 21, 2026 · 5 min read
Compliance and work-zone safety
Flagger Certification Requirements: What Actually Governs Flagging
Who sets flagger requirements, how OSHA and the MUTCD interact, what certification does and does not prove, and how traffic control companies keep credentials current across a rotating crew.
Jul 21, 2026 · 11 min read
Compliance and work-zone safety
High-Visibility Apparel for Work Zones: How the Requirement Works
Where the high-visibility apparel requirement actually comes from, how ANSI/ISEA 107 relates to OSHA and the MUTCD, and why garment condition matters as much as garment class.
Jul 21, 2026 · 5 min read
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
Compliance and work-zone safety
MUTCD Part 6 Explained: Temporary Traffic Control for Contractors
What MUTCD Part 6 covers, how the four areas of a temporary traffic control zone fit together, what changed in the 11th Edition, and how the manual becomes an OSHA obligation.
Jul 21, 2026 · 11 min read
Traffic control plans
TCP vs TMP vs MOT: What the Acronyms Actually Mean
Traffic control plan, transportation management plan, and maintenance of traffic are not interchangeable terms. Here is how they differ, how they nest, and why agencies use them inconsistently.
Jul 21, 2026 · 4 min read
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
Compliance and work-zone safety
Work Zone Safety Statistics: What the Federal Data Actually Says
Work zone crash and fatality data from FHWA and the Work Zone Safety Information Clearinghouse, read carefully — what the numbers cover, where they disagree, and what they mean for the crews inside the cones.
Jul 21, 2026 · 11 min read
Compliance and work-zone safety
What Is a Traffic Control Plan? Components Explained
A traffic control plan defines how road users move safely past a work zone. Here are its components, who approves it, and how crews document it in the field.
Jul 20, 2026 · 11 min read