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Aggregate

“Aggregate” is a collective term for the mineral materials such as sand, gravel and crushed stone that are used with a binding medium (such as water, bitumen, portland cement, lime, etc.) to form compound materials (such as asphalt concrete and portland cement concrete). By volume, aggregate generally accounts for 92 to 96 percent of HMA … Read more »

 

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Initial Results of Survey Reveal Reach, Efficacy of e-Construction in Practice e-Construction, as defined by the joint FHWA-AASHTO initiative of the same name, is paperless construction administration and delivery. This includes electronic submission of all construction

Photo Jan 07, 10 50 10 AM

Constructing infrastructure is a costly and time consuming affair. Owners and builders go through great efforts testing, inspecting, and documenting many important activities to ensure these cost and time expenditures do not overrun. Traditionally, these tests, inspections, and other documents have been recorded on paper and retained in paper form for years, until they could … Read more »