article thumbnail

INSPECTION OF A BRIDGE STRUCTURE - The Constructor

The Constructor

Hence, the bridge must be regularly inspected and maintained for the benefit of its users. There are three levels of inspection: 1. General inspection: Usual inspection of representative parts of a structure. General inspection: Usual inspection of representative parts of a structure.

article thumbnail

On the 25th Anniversary of Lead Based Paint Disclosures

Green Building Law Update

Federal law requires that before being obligated under a contract to buy housing built prior to 1978 (. An attachment to the contract of sale, or language inserted in the contract, that includes a “Lead Warning Statement” and confirms that the seller has complied with all notification requirements.

Leases 136
professionals

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

NEW ECAM PRO PIPELINE INSPECTION SYSTEM FROM.

Contractor Magazine

Green Geothermal. Green Mechanical Awards. Home > Tools > NEW ECAM PRO PIPELINE INSPECTION SYSTEM FROM ELECTRIC EEL. NEW ECAM PRO PIPELINE INSPECTION SYSTEM FROM ELECTRIC EEL. Quickly inspect and locate a wide variety of pipeline problems while reducing cost by knowing exactly where the problem is before digging.

article thumbnail

TEMPERATURE EFFECTS ON CONCRETE

The Constructor

The size of movement depends upon the change in temperature and the coefficient of thermal expansion o f concrete. The coefficient of thermal expansion of concrete is influenced largely by the coefficient of thermal expansion of the aggregates since the aggregate occupies 70-80% of the volume of the concrete.

Concrete 194
article thumbnail

REINFORCEMENT COVER AND PRE-CONCRETE CHECKS

The Constructor

The first part is a visual inspection by the clerk of works or equivalent. The required amount of cover will always be specified on the design drawings, but no time should the cover be less than the maximum size of aggregate plus 5mm.

Concrete 250
article thumbnail

Subways in America

The Constructor

Advertisement Hot Topics Recent Topics Most Viewed Most Discussed FOUR PHASES OF PROJECT MANAGEMENT WHAT IS PROJECT MANAGEMENT?

America 203
article thumbnail

TYPES OF CRACKS IN CONCRETE BEAMS

The Constructor

Advertisement Hot Topics Recent Topics Most Viewed Most Discussed FOUR PHASES OF PROJECT MANAGEMENT WHAT IS PROJECT MANAGEMENT?

Concrete 244