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
When a milling machine cold planes an asphalt surface, removing anywhere from a fraction of an inch to several inches of pavement, it leaves behind a significant volume of material that must be managed in real time:
RAP (Reclaimed Asphalt Pavement)
The milled asphalt material is loaded into dump trucks for recycling or disposal
Residual Gravel & Fines
Loose aggregate and fine particles left on the road surface after milling passes
Fine Dust
Airborne and surface-level particulates that must be controlled before paving resumes
Surface Water
Moisture on the milled surface must be cleared before tack coat application
Mid-State deploys high-capacity mechanical broom sweepers, including the X-Broom, to keep pace with even the most aggressive milling operations, clearing residual material and loading it directly into on-site dump trucks.
For the final prep before paving, our vacuum sweepers remove fine dust and surface moisture, improving bond integrity and paving quality ahead of tack coat application.
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 milling and grinding sweeping services statewide from our Eugene, OR headquarters, including:
Portland Metro
Multnomah, Washington, and Clackamas Counties
Salem & Mid-Willamette Valley
Marion and Polk Counties
Eugene & Springfield
Lane County
Bend & Central Oregon
Deschutes County
Roseburg & Southern Oregon
Douglas, Jackson, and Josephine Counties
Eastern Oregon
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 X-Broom 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 provides dust control water trucks, roadway sweeping, and construction sweeping support for active paving and resurfacing projects across Oregon.
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.