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Free tutorial primes suppliers, manufacturers on LEED v4

Sources: GreenCE Inc., Ridgefield, Wash.; CP staff

Continuing education services provider GreenCE, Inc. cites the industry's first comprehensive LEED v4 specification program for building product and material interests. The new U.S. Green Building Council rating system compels manufacturers and suppliers to submit product and material documentation as part of significant changes surrounding project credits.

Read more: Free tutorial primes suppliers, manufacturers on LEED v4

Golden Gate Bridge operator deploys moveable concrete barrier

Sources: Golden Gate Bridge, Highway & Transportation District, San Francisco; Lindsay Transportation Solutions, Rio Vista, Calif.; CP staff

A little concrete was added to one of the world’s signature steel structures over the second weekend of January, as Golden Gate Bridge engineers effected a major safety upgrade for northbound (Marin County) and southbound (San Francisco) drivers: Installation of a 13,330-ft. Barrier Systems median structure.

Read more: Golden Gate Bridge operator deploys moveable concrete barrier

ASTM Committee C13 approves inaugural precast segmental box culverts standard

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

Newly published ASTM C1786, Specification for Segmental Precast Reinforced Concrete Box Sections for Culverts, Storm Drains and Sewers Designed According to AASHTO LRFD relieves producers and engineers from having to refer to alternative ASTM standards for similar structures—each lacking segmental culvert design and fabrication specifics.

Read more: ASTM Committee C13 approves inaugural precast segmental box culverts standard