Mark Wallace

Mark Wallace's Posts

OSHA Increases Penalties Sevenfold

With its enactment of the Budget Reconciliation Act on September 5, 1990, Congress has increased maximum Occupational Safety and Health Administration (OSHA) penalties a whopping sevenfold. The maximum penalty for a willful or repeated violation is now 70,000 dollars, up from 10,000 dollars, and the maximum penalty for a serious or other-than-serious violation is 7,000 dollars, up from 1,000 dollars. These amounts are ceilings, not floors. But to ensure that flagrant violators are fined sufficiently, the minimum penalty for a willful violation is now 5,000 dollars. Read more

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New System Casts Footings After Erecting Wall Panels

One, two, three. Dig a trench. Erect the precast wall panels in the trench. Then fill the trench with concrete. Read more

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How Do You Prevent Corrosion?

Several ways of preventing--or stopping--rebar corrosion are explored in this article. Read more

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How to Form Curved Walls

Curved walls can be formed in four general ways, using fixed-radius manufactured walers, fixed-radius job-built walers, adjustable walers, or modular form panels. Read more

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Overlaying Decks with LMC

Latex modified concrete (LMC) is often used to overlay a bridge deck or parking deck. LMC requires special techniques and special care. For a good job, five steps must be followed. All five steps are crucial. They must be done quickly, in sequence, without lags. Read more

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