Pit & Quarry articles from April 1998

Pit & Quarry archives from April 1998

Construction contracts slip.
April 1, 1998... New construction contracts retreated three percent in January to a seasonally adjusted annual rate of $330.2 billion, according to F.W. Dodge. All three industry sectors, nonresidential building, housing and nonbuilding construction showed a...

Part 48, wrong again. (mining safety legislation)
April 1, 1998... MSHA proposes with a micrometer, writes with a chalk and enforces with an ax. Several years ago, when John Donlop was Secretary of Labor, he made a most penetrating comment: "A regulation for everyone is inherently unfair to someone." An...

Sexual harassment.
April 1, 1998... Many employers do not know what constitutes harassment. More and more law suits are alleging sexual harassment. What is sexual harassment? Basically, it is a form of sexual discrimination prohibited by Title VII of the Civil Rights Act of 1964....

Highway funding: transportation budget analysis 1999-2003. (includes related article on the Senate's approval of a transportation funding bill)
April 1, 1998... The President's proposed transportation budget for Fiscal Year (FY) 1999 is an improvement over the budget submitted last year. But it still falls far short of funding levels that could be supported from projected user fee revenues into the...

Super screening: producers look toward dry processing to meet new Superpave requirements. (includes an article on Superpave paving technology)
April 1, 1998... A technology that has been utilized in Europe since the 1960s may have a future in the United States. Designed to screen fine material dry, without blinding, this screening unit will help aggregate producers meet Superpave specifications by...

Linking is good thinking: matching accounting and weigh-out software benefits Northwest Rock - and its customers. (includes related article on Northwest Rock's history)
April 1, 1998... While no two pit and quarry operations are exactly alike, they typically share a common problem: tracking and billing customers' materials purchases efficiently and accurately. At Northwest Rock, Aberdeen, Wash., that's no longer an issue. Under...

Selecting and installing belt scales. (includes related article on maintaining belt scales)
April 1, 1998... Today's systems utilize load cells and microprocessors to maximize use of raw materials and ensure a consistent product. This is the first in a two-part article. The second part will appear in the May 1998 issue of Pit & Quarry. - ed. Fifty...

Loader maintenance.
April 1, 1998... This is the second in a two-part series concerning off-season loader maintenance. - ed. Successful companies have regular programs of off-season maintenance. They know well-prepared machines tend to run better and longer with less downtime...

Hogging attention. (land-use conflict in Pennsylvania)
April 1, 1998... Threats by a quarry operator to build a pig farm on a proposed mine site high up in the mountains of Pennsylvania is hogging attention away from the real issue at hand: A classic land-use dispute. Communications with neighboring residents have...