Mix Design: Page 11

How Much Money Will Your State DOT Receive from Latest COVID Relief Bill?

Division M of the Coronavirus Response and Relief Supplemental Appropriations Act, 2021 provides full funding for highway and airport construction projects in 2021 and $10 billion allocated to the states in support of emergency relief for State DOTs

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E&B Paving Pushes RAP Content to 40%

Trial with sustainable rejuvenator proves workability, durability of a high-RAP mix.

At the job site, the E&B Paving crew pours and rolls the RAP and Invigorate rejuvenator mixture, creating a smooth surface for the parking lot.

Investment to Create Synthetic Limestone Aggregate

MDU Resources Group, Inc.

Using sequestered carbon dioxide, Blue Planet Systems Corp. is developing a construction-grade rock, and ultimately concrete, that would have net-zero or net-negative carbon footprint.

Blue Planet’s limestone-coated light weight aggregate specified in Interim Boarding Area B at San Francisco International Airport was included in concrete poured in 2016 by Central Concrete. Testing showed that it met all necessary specifications.

23 Late-Season Pavement Maintenance Tips

Follow these guidelines to make sure your late-season jobs are successful – and profitable

To improve late-season patching and even extend the season many contractors have added a hot box reclaimer to their fleet to assure hot asphalt is available all year. Contractors need to stockpile asphalt while plants are in operation to make sure it's available for reheating once plants shut down.

How to Extend the Pavement Repair Season

Investing in a hotbox reclaimer means you can keep patching all winter

For later use, divide the asphalt into 2 ft. x 2 ft. 'bricks,' 2-3 in. thick.

How to Improve Delivery of HMA to the Jobsite

19 tips to help improve hauling hot mix asphalt, from plant to truck to paver hopper

“When the delivery truck is backing up, it’s important the paver operator focus his attention and not lose concentration,” says John Ball, Top Quality Paving. “He should not be looking at other workers or talking with other workers until the truck gets to the paver.”

What are the Temperatures Impacting Hot Mix Asphalt Production?

Do you know the various key temperatures influencing the production process and the final placement of hot mix asphalt? Read to find out.

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Oxford Construction Completes Plant Upgrades Piece by Piece

The Georgia-based highway contractor turned to ALmix to help them regain efficiency at their Albany plant

Use of Plastic Additives in Asphalt Mixtures Increasing

Dow has installed their recycled plastic-modified asphalt mixtures on several roads and parking lots in the country, proving these mixtures to be a viable option in sustainable pavement design and construction

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Haydon Materials Takes Aerial Control of Inventory Management with Drones

Kentucky-based hot mix producer and paving contractor finds great uses for drones around their quarry and asphalt plant in addition to slashing stockpile-measuring costs compared to third-party surveyors and getting more accurate data

Haydon Materials has four quarries, so surveying stockpiles is a big job that requires continual knowledge and awareness of foundation patterns and distribution processes. Using drones has helped the company save both time and money.

Why Your Baghouse is Important

A properly functioning baghouse will not only help you meet emission requirements, but also help your asphalt plant operate efficiently

It’s the responsibility of the plant operator to ensure they are not exceeding dust limitations at the plant in order to comply with the Federal New Source Performance Standards (NSPS). Therefore, installing a baghouse that not only works efficiently, but also operates properly at all times, is paramount to mix production success.

Tackling High-rise Concrete Construction Challenges

GCP Applied Technologies Inc.

As architects design new high-rise buildings taller and with more complexity, producers are challenged to deliver ready-mix concrete that can be pumped, placed, and finished effectively for these structures.

GCP high rise construction

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