durability – Concrete Products

Research contrasts resistivity test vs. w/c ratio to gauge permeability

August 12, 2020 Concrete News

Sources: Ready Mixed Concrete Research & Education Foundation, Alexandria, Va.; CP staff

A new RMC Research Foundation report based on work at the National Ready Mixed Concrete Association’s College Park, Md. laboratory addresses the lack of a consistent and cost-effective concrete permeability test method. “Reliability of Resistivity Tests of Concrete” authors evaluate mix design and specimen preparation factors that impact resistivity measurement; their conclusions can be incorporated in standards driving agency and engineer specifications in public and private concrete construction.

Durability Code anchors ACI Foundation Council Forum program

January 24, 2020 Concrete News

Source: ACI Foundation, Farmington Hills, Mich.

A panel presentation, “What the New Durability Code Will Mean to You,” anchors the ACI Foundation’s Strategic Development Council’s Technology Forum 47, February 11-13 at the Wyndham Grand Hotel in Charleston, S.C. ACI Committee 201, Durability member Dr. Lawrence Sutter will moderate a discussion where subject matter experts share knowledge and highlight ACI code from owner, designer, contractor, and researcher perspectives.

ASTM Committee C09 observes centennial in Toronto

August 6, 2014 Concrete News

Ontario mainstay St Marys CBM dispatched its 1939 International D-40-mounted mixer, with six-cylinder, 89-hp engine and 1.6-yd. Rex drum, to the Sheraton Centre Toronto, where C09 members commenced committee centennial observances.

A group of 150 members and stakeholders commemorated ASTM Committee C09 on Concrete and Concrete Aggregates’ 100th anniversary amid recent committee week activities in Toronto. Chairman Steve Parker (Chryso Inc.) and past chairs Doug Hooton (University of Toronto) and Tony Fiorato (PCA, CTL, Slag Cement Association) weighed in on Committee C09’s progress, credibility and vast influence on concrete practice.

Ladder Safety Device

July 31, 2014 Concrete News

The Lad-Saf X2 Detachable Cable Sleeve offers hands-free climbing, automatically following the user during ascent or descent, and one-handed cable attachment or detachment for fast and safe connections. Its lightweight stainless steel construction offers added durability and longevity.

FIBER CEMENT PANELS PROVE FLEXIBILITY IN RETROFIT PROJECT

March 14, 2014 CP Staff

Located in Uvalde, Texas, the Willie De Leon Civic Center recently experienced a major renovation, whose final result is a strong statement for fiber cement panels beyond the residential siding market. The civic center was originally built in 1968, as a tribute to the area’s most decorated soldier, who earned a Purple Heart during World War II.

Hyundai Forklift

February 28, 2014 CP Staff

The 160D-7E diesel model incorporates what company engineers note are power and efficiency with durability and safety, a necessary combination for completing any job. One of 24 models in a high-performance, fuel efficient, diesel forklift product line, the 160D-7E is capable of handling in concrete and other tough environments. Built with a 6-cylinder, turbo-charged, Tier-III, 162-hp, Cummins QSB6.7 engine, the 160D-7E provides optimum power, low noise and fuel efficiency.

Extension Cords

January 17, 2014 CP Staff

Rugged outdoor extension cords perform in construction applications. Premium STW 10/3 gauge wire provides the durability required for heavy duty use. Cables include 12/3, 14/3 and 16/3 models in lengths from 25 to 100 feet. Every unit has a NEMA 5-15P to NEMA 5-15R configuration.

Twin Steers to Twin Shafts

January 7, 2014 Don Marsh

Photo Courtesy of: Liebherr Concrete Technology

Fleet management is one of the competencies positioning Raleigh, N.C., ready mixed, aggregate and asphalt producer Sunrock Group among the Carolinas’ stronger independent operators. A 2001 change to Allison 4600s in its rear discharge mixer truck specs made the group’s concrete brand, Carolina Sunrock, an early adopter of fleetwide automatic transmissions.