Free resources for field crews
Templates, state requirements, research and real sample output. Nothing here is gated — if a paper template is what you need this week, take the paper template.
Plan Studio training
Learn to mark the work area, extend the roadway, check satellite-backed plan sheets and share an evaluation draft with your crew.
Read the Plan Studio training manual → · See real planner screenshots
Use it tomorrow
Stormwater inspection training
A 14-page illustrated manual and web guide covering boundaries, coverage screening, evidence, signed reports, repairs, project history and backup.
Read the guide →Download the manual (PDF)Daily traffic control diary template
A blank daily diary as a fillable PDF and an Excel workbook, plus a completed worked example. No email, no sign-up.
Download →50-state documentation requirements
What each state DOT requires as a daily traffic-control record, with the spec citation behind it.
Open the guide →MUTCD work-zone sign library
The temporary-traffic-control sign symbol set used across the app, the maps and the feeds.
Browse →Train your crew
Pipefitting calculations and company tables
Eight lessons with app screenshots, a worked cut-length example, calibration guidance and a crew checklist.
Start the PipeMetric guide →From first capture to a clear handoff
Ten practical lessons on points, lines, evidence, public GIS and exports. Includes the national Reference update as a clearly labeled preview.
Start the DRU tutorial →Field training handbook
A 22-page illustrated course with a guided field lab, trainer plan, printable checklist, troubleshooting and answer key. Free, no sign-up.
Download the handbook →Digital Traffic Control Diary training
The existing DTCD manual for closure, photo and daily-diary workflows. Check the installed app version when using version-specific instructions.
Open the DTCD manual →Research
Work zone documentation & litigation report
105 published U.S. judicial matters involving work-zone traffic control and documentation, source-verified and classified. 11 of them discuss a diary or inspection record outright.
Read the research →The report as a document
Methodology, the direct-documentation matters, recurring themes, five case studies and the limitations in full. Free, no email.
Download the PDF →Bridge clearance data integrity
An audit of 45,724 bridge pairs across 32 state datasets, and what it says about who owns an infrastructure number.
Read →A model state WZDx specification
Public-domain specification language a state DOT can adopt for contractor-sourced work-zone data.
Open →See the output
Sample closure diary
The actual PDF DTCD generates from a drive-through: road-snapped map, GPS-stamped photos, device log, entries.
Open the PDF →Sample invoice
Line items and backup generated from the same closure data as the diary.
Open the PDF →Live work-zone feeds
WZDx 4.2, CWZ 1.0, CIFS and DATEX II — public, real-time, standards-compliant.
See the feeds →Written
What a daily traffic control diary is
The document, what it has to establish, and why the timing of writing it matters more than the format.
Read →Keeping a defensible work-zone record
What separates a record that settles a question from one that raises one.
Read →WZDx, CWZ and V2X explained
The work-zone data standards, what each is for, and who consumes them.
Read →Want the diary completed automatically?
DTCD captures the record while the work is happening and produces the diary, the invoice backup and the standards feed from it. One crew, one project, two weeks.