The $186M Alcoa Highway Project and East TN Concrete Recycling

The $186 million Alcoa Highway widening is the biggest piece of infrastructure work in East Tennessee in years. It's reshaping the corridor that connects Alcoa to Knoxville, improving traffic flow, and, from a construction standpoint, generating one of the largest concrete waste streams the region has seen.

That's actually good news for contractors and project managers dealing with concrete disposal. The sheer volume of material coming off this project makes local concrete recycling a real opportunity.

Here's what's happening, why it matters if you're anywhere near the project, and how Smoky Mountain Sand & Gravel supports contractors on the concrete logistics.

What's Happening on the Alcoa Highway

The Alcoa Highway widening is a TDOT project spanning multiple phases across Blount County and into Knox County. It's one of the state's priority infrastructure investments in the region.

Project scope:

• Widening and reconstruction of Alcoa Highway between Alcoa and Knoxville
• Estimated cost: $186 million
• Timeline: multiple years, running through 2027
• Focus areas: Alcoa, Maryville, and the connections north to Knoxville

What that means on the ground:

• Existing roadway is being demolished to make way for widened lanes
• Old pavement, concrete shoulders, median barriers, and curbing are being removed
• Structural improvements, new drainage, and utility work require extensive excavation
• Replacement with new concrete and asphalt surfaces

The Concrete Volume Problem

Widen a major highway corridor and the quantity of concrete and asphalt being demolished gets staggering.

Rough estimate for this type of project:

• Road surface (asphalt and concrete): 15,000-20,000 tons
• Curbs, barriers, medians: 2,000-4,000 tons
• Utility structures, small structures: 1,000-2,000 tons
• Total demo volume: 18,000-26,000 tons

That's a lot of material to bury in a landfill that charges by the ton and closes mid-afternoon on weekdays.

Without a local recycler, contractors face two disposal paths:

1. Haul everything hours away to a recycler outside the region, burning fuel and labor
2. Use the local landfill, paying about $60/ton tipping fees and dealing with capacity and hours constraints

Neither is ideal, and both drive up project costs.

TDOT Specifications and Sustainability

TDOT has clear environmental and economic preferences for highway projects:

• Recycled materials: TDOT encourages recycled aggregate in base courses, sub-base, and fill where specs allow
• Cost control: Locally sourced material saves transportation costs
• Environmental compliance: TDEC and TDOT both prioritize waste diversion from landfills

What that means: contractors aren't just looking for a place to haul concrete. They want a local recycler who can:

• Take high volumes quickly
• Supply recycled aggregate for base and drainage
• Work on contractor timelines

Why Local Recycling Changes the Economics

For the Alcoa Highway project specifically, having a dedicated concrete recycler in Blount County, instead of long hauls or landfilling everything, changes the math fundamentally.

Disposal comparison for 5,000 tons of clean demo concrete

	Blount County Landfill	Long haul to distant recycler	SMSG (Maryville)
Tipping fee	About $60/ton = about $300,000	Call them for current rates	Free for clean concrete
Haul distance	Local	Hours round trip	15-30 minutes
Hours	Weekdays, about 7 AM to 3 PM	Varies	Mon-Fri 7 AM to 5 PM, Sat 8 AM to noon
Material recycled	No	Yes	Yes, into RCA

At full project scale (18,000-26,000 tons), the landfill route would run well over a million dollars in tipping fees alone at about $60 a ton. Clean concrete costs nothing at our gate. Our concrete recycling vs landfill guide walks through the math for smaller jobs.

SMSG's Role Supporting Contractors

SMSG is a dedicated concrete and asphalt recycling yard in Maryville. For the Alcoa Highway project, that means:

Capacity. We take pickups to tri-axles, with no scale and no appointment for clean loads. Rebar and wire mesh in the concrete are fine. Planning steady project traffic? Call (865) 999-0857.

Asphalt too. Clean asphalt chunks, millings, and broken pavement drop off free alongside concrete. See asphalt disposal.

Recycled aggregate back out. We sell RCA crusher run (1" minus with fines, compacts hard) for base and pads, and RCA #57 for drainage. Call (865) 999-0857 for current pricing and delivery. SMSG is in the process of getting on the TDOT approved aggregate source list.

Local coordination. Contractors working the corridor coordinate with a local operator who understands the job, the timeline, and the constraints.

Schedule flexibility. Highway projects run on tight timelines. Equipment breaks down, phases shift, weather delays happen. A local yard with Saturday hours gives you room to adjust.

Want the full background on the product? See what is recycled concrete aggregate.

Environmental Benefits

Local concrete recycling instead of landfill or long-haul creates real environmental benefits:

• Landfill diversion: 18,000-26,000 tons of concrete kept out of landfill capacity
• Lower transportation emissions: Short local hauls instead of long-distance trucking
• Local economic benefit: Material processing stays in East Tennessee, supporting local jobs

Impact on Other East Tennessee Construction

The Alcoa Highway project isn't just a TDOT job. It's a local model for concrete recycling that contractors across the region can follow on their own projects:

• Commercial developments (Pellissippi Parkway bridge work, SpringBrook Farm development)
• Industrial expansion (DENSO expansion, Amazon warehouse site prep)
• Municipal and county projects

Each of these projects generates concrete and needs disposal and material solutions. We covered the bigger picture in our summer 2026 construction boom post.

What This Means for Blount County and Maryville

The Alcoa Highway widening is reshaping the region. It improves traffic flow, supports economic development, and creates demand for local services like concrete recycling.

For Blount County contractors, that means:

• Competitive advantage: Free clean drop-off keeps your disposal line item near zero
• Material sourcing: Recycled aggregate available locally
• Environmental positioning: Recycling supports your own project sustainability claims

For property owners and smaller contractors, concrete disposal is now local and free for clean loads, not a long haul. See free concrete drop-off.

Wrapping Up

The $186 million Alcoa Highway project is generating huge concrete disposal volume in East Tennessee. Instead of shipping it away or filling landfill capacity, local recycling at SMSG keeps the material in use and the cost down.

Managing concrete disposal on any East Tennessee project, big or small? You have a local alternative to landfill or long-haul recycling.

Contact us at (865) 999-0857 to discuss your project's concrete recycling needs.