The Sweeping Partner Your Milling Crew Needs
Pavement milling, also known as cold planing or grinding, is one of the most demanding environments a sweeper operator will encounter. Milling machines move continuously, generating large volumes of reclaimed asphalt pavement (RAP), fine dust, and debris that must be removed immediately to keep crews working safely, maintain traffic flow, and keep paving operations on schedule. For ODOT milling projects, Mid-State Industrial understands the specification requirements tied to roadway cleanliness during and after milling operations, including joint cleaning, inlet protection, and debris removal from the traveled way.
Mid-State Industrial has been sweeping behind milling machines across Oregon since 1970. As Oregon’s largest NAPSA-certified sweeping contractor, and one of the first 20 companies in the nation to earn certification, Mid-State delivers roadway sweeping services backed by nationally recognized standards for operator training, equipment operation, environmental compliance, and stormwater best management practices.
From highways and city streets to large-scale resurfacing projects, our experienced operators, high-capacity sweepers, and responsive dispatch team are prepared to keep up with your milling crew, minimize delays, and help maintain cleaner, safer work zones from start to finish.
What Milling Sweeping Involves
Road milling operations generate large amounts of material & debris, so effective sweeping is critical before paving can continue safely & efficiently. Mid-State deploys high-capacity XBroom sweepers to keep pace with demanding milling operations, clearing heavy material and preparing surfaces for final paving operations.
RAP (Reclaimed Asphalt Pavement)
Milled asphalt material collected during cold planing operations for recycling or disposal.
Residual Gravel & Aggregate
Loose rock, millings, and roadway debris left behind after milling passes.
Fine Dust & Particulates
Surface dust and airborne fines must be removed before the tack coat and paving.
Surface Moisture
Water and damp surface conditions cleared prior to paving to help improve bond integrity and paving quality.
For final surface preparation, our vacuum sweepers remove remaining dust and moisture ahead of tack coat application, helping create a cleaner, more paving-ready surface.
ODOT Compliance. We Know the Specs.
Oregon DOT’s Standard Specifications for Construction (Section 00620, Cold Plane Pavement Removal) set clear requirements for managing milling operations, including surface preparation, debris removal, and cleanup prior to overlay placement.
Mid-State has worked on ODOT projects across Oregon for decades. Our crews understand:
- Section 00620 requirements for cold plane pavement removal and surface cleanup
- Traffic control coordination – working within lane closures, flagging operations, and MUTCD-compliant work zones
- Schedule adherence – ODOT and municipal contracts run on tight timelines; delays cost money and can trigger penalties
- RAP management – coordinating material removal so milled asphalt is loaded and cleared without disrupting the paving sequence
- Pre-paving surface prep – ensuring the milled surface is clean, dry, and ready for tack coat and overlay
Whether you’re working on a state highway, a city street, or a county road resurfacing project, Mid-State knows what ODOT and local agencies expect, and we deliver it.
OSHA Silica Compliance. Protecting Your Crew and Ours.
Pavement milling generates respirable crystalline silica dust, a serious occupational health hazard regulated under OSHA 29 CFR 1926.1153, the Respirable Crystalline Silica Standard for Construction.
OSHA’s Table 1 for large drivable milling machines (half-lane and larger) requires:
- Engineering controls, including water suppression systems and vacuum-assisted dust collection
- Enclosed, filtered cabs on drivable equipment where feasible
- Operator training on silica hazards and exposure controls
- Written Exposure Control Plans for silica-generating operations
Mid-State’s sweeper operators are trained on silica hazard awareness and dust control protocols. Our equipment is maintained to minimize dust generation during sweeping operations, and we coordinate with milling contractors to ensure the work zone meets OSHA’s engineering control requirements. Keeping your crew safe isn’t just good practice; it’s the law.
Our Milling Sweeping Services
Behind-the-Mill Sweeping
Continuous mechanical broom sweeping immediately behind the milling machine
RAP Loading Support
Clearing and loading reclaimed asphalt material into dump trucks on-site
Residual Gravel & Fines Removal
Sweeping loose aggregate from the milled surface
Pre-Paving Vacuum Sweeping
Removing fine dust and surface moisture ahead of tack coat application
Parking Lot & Commercial Milling Cleanup
Resurfacing projects on private lots, driveways, and commercial properties
Bridge Deck Milling Cleanup
Specialized sweeping on bridge resurfacing projects
Emergency Milling Sweeping
On-call response for unplanned situations, inspections, or schedule changes
Who We Work With
Paving & Asphalt Contractors
As a trusted subcontractor on mill-and-overlay projects statewide
ODOT & Municipal Public Works
On state highway, county road, and city street resurfacing projects
General Contractors
Managing road and parking lot resurfacing as part of larger construction scopes
Commercial Property Owners
Parking lot resurfacing and pavement maintenance projects
Why Oregon Paving Contractors Choose Mid-State
55+ Years on Oregon Roads
We’ve swept behind milling machines on hundreds of thousands of miles of streets across Oregon. We know the work.
High-Capacity Fleet
Our mechanical broom sweepers keep pace with the most demanding milling operations and load directly into dump trucks, keeping your project moving.
Right Equipment for Every Phase
Mechanical brooms for behind-the-mill debris; vacuum sweepers for pre-pave fine dust removal. We bring what the job requires.
ODOT-Experienced Crews
We understand DOT specs, traffic control requirements, and the coordination needed on public road projects.
OSHA-Aware Operations
Our operators are trained on silica hazard controls and dust management protocols.
24/7/365 Availability
Milling projects don’t always run 9-to-5. Neither do we. Emergency response available around the clock.
Statewide Coverage
With more than two dozen sweepers and vacuum trucks, we can mobilize quickly across Oregon, reducing travel time and keeping your schedule intact.
Service Areas
Mid-State Industrial provides grinding sweeping services throughout Oregon and the surrounding region, with the ability to dispatch crews and equipment into Southwest Washington, Western Idaho, Northern California, and surrounding service areas as needed.
Portland Metro
Multnomah, Washington, and Clackamas Counties
Salem & Mid-Willamette Valley
Marion, Polk & surrounding counties
Eugene & Springfield
Lane County & surrounding areas
Bend & Central Oregon
Deschutes County & Central Oregon communities
Roseburg & Southern Oregon
Douglas, Jackson, Josephine & surrounding counties
Eastern Oregon
Statewide dispatch available upon request
Not sure if we cover your area? Call us. We likely do. (541) 726-6730
Frequently Asked Questions
What’s the difference between mechanical broom sweeping and vacuum sweeping on a milling project?
Mechanical broom sweepers are used behind the milling machine to clear RAP, gravel, and coarse debris quickly and efficiently. Vacuum sweepers are used in the final prep phase to remove fine dust and surface moisture before tack coat is applied. Most milling projects benefit from both.
Can you keep pace with a continuous milling operation?
Yes. Our high-capacity XBroom mechanical sweepers are specifically suited for behind-the-mill sweeping and can match the pace of even aggressive milling operations.
Do you work on ODOT projects?
Yes. Mid-State has extensive experience on ODOT highway and road resurfacing projects and understands the specification, traffic control, and scheduling requirements involved.
How do you handle silica dust compliance on milling projects?
Our operators are trained on OSHA 29 CFR 1926.1153 silica hazard requirements. We coordinate with milling contractors on dust suppression controls and maintain our equipment to minimize airborne particulates during sweeping operations.
Do you provide emergency milling sweeping?
Yes. Mid-State offers 24/7 on-call availability for unplanned situations, last-minute inspections, or schedule changes on milling projects.
Do you sweep parking lot milling projects, not just roads?
Absolutely. We handle milling cleanup on commercial parking lots, driveways, and private paved surfaces in addition to public road projects.
Additional Roadway Support Services
Need water truck services or construction site sweeping alongside your milling project? Mid-State Industrial also supports active paving & resurfacing projects across Oregon with dust control water trucks, roadway sweeping, & construction sweeping services.
From Milling to Final Sweep, We Keep You Moving
Need a sweeping partner for your milling project?
24/7 emergency dispatch available, statewide coverage across Oregon.