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Tag: ASTM Committee

ASTM Committee on Vehicle-Pavement Systems ponders sidewalk smoothness standard

Concrete News

Sources: ASTM International, West Conshohocken, Pa.; CP staff

ASTM Committee E17’s proposed WK41917, Practice for Computing Pathway Roughness Index from Longitudinal Profile Measurements standard describes a method to collect and analyze sidewalk slab roughness data. Roughness can make sidewalks uncomfortable and risky for wheelchair and wheeled-walker users, parents pushing strollers and postal carriers with three-wheeled carts, the committee contends.

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ASTM Committee C09 observes centennial in Toronto

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.

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