Solid Earth

Workers who build roads and lay pipe rank skills development and career growth above pay as the reason they stay. Turnover is high in construction and Colorado is short more than 30,000 workers, so here is what research says keeps a civil crew together. We also share how cross-training, modern equipment and self-performed work fit in.

Drone photogrammetry builds a dense point cloud from overlapping aerial photos, then measures cut, fill, and stockpile volumes by comparing surfaces. Here is how accurate it is, what FAA Part 107 requires, and the two Colorado-specific wrinkles — federal-aid hardware restrictions and land surveyor licensure — that decide how the data can be used.

Colorado's infrastructure still grades a C-, but the money moving through the State Revolving Funds and Water Plan grants has widened considerably. Here is what that funding looks like on the ground in 2026 — from Montrose's $33.6 million plant expansion to 11 miles of new gravity mains in Colorado Springs — and what those jobs demand from the contractors building them.

The 2026 Southern Colorado Construction Career Days lands Thursday, September 10 at the Norris Penrose Event Center in Colorado Springs. Here's how the day runs, the permission forms schools have to sort out in advance, the volunteer roles contractors can fill, and the workforce numbers behind why the industry keeps showing up.

OSHA's penalty ceilings rose again on January 15, 2025, and trench work is where the numbers bite hardest. A single open excavation can generate several separate citations at $16,550 each, with a National Emphasis Program still directing inspectors to stop when they see one.

Colorado's 2025 highway, tollway and municipal announcements sketch a fairly clear forecast for Front Range civil work: I-70 Floyd Hill mid-construction, I-25 North widening and drainage, an E-470 phase scheduled for late 2026, and multi-year municipal utility programs in Centennial and Denver. Here is what each item actually tells a contractor about scope, stage and timing — and where the evidence stops.

Expansive claystone, dipping bedrock, traffic vibration and previously disturbed urban fill push most Colorado trenches into Type B or Type C soil. Here is how OSHA's classification rules work, what the four Type A disqualifiers mean along the Front Range, and how slope ratios and shielding requirements translate into real footprint and bid costs.

Rework averages around 5% of total construction cost, and on earthwork a large share of it comes from grading to the wrong elevation. This is a plain explanation of how 3D machine control works: what RTK positioning actually delivers (roughly ±10 mm horizontal, 2 to 3 cm vertical), why accuracy degrades with baseline distance and blocked sky view, what correction infrastructure exists in Colorado, the field sequence from building the model to verifying on known control, and the limits the technology does not fix.

Toolbox talk, tailgate talk, job briefing — whatever the name, the short meeting before work starts does more than tick a compliance box. Here's what the regulations actually require, what the research says about knowledge gain and productivity, and why a rise in near-miss reporting is often the clearest sign a huddle is working.