Chloride limits in concrete mix materials
It follows from the above considerations that there is no unique threshold proportion of chloride contamination that applies generally and, […]
Chloride penetration
As far as new reinforced concrete structures are concerned, most modern codes of practice have adopted strict limits on maximum
Classification of Bricks Based on their Quality
The bricks used in construction are classified as: (i) First class bricks (ii) Second class bricks (iii) Third class bricks
Checking prices and comparing tenders
The engineer or consultant advising the employer must bear in mind that his report on tenders should provide the factual results
Check of materials on site
Most contracts permit the engineer to certify payment on account of materials delivered to site but not yet incorporated in the
Characteristics of Plate-Girder Stringer Bridges
For simple or continuous spans exceeding about 85 ft, plate girders may be the most economical type of construction. Used as
Characteristics of Plate-Girder Stringer Bridges Read Post »
Chemical and Mineral Admixtures
Chemical admixtures used in concrete generally serve as water reducers, accelerators, set retarders, or a combination. ASTM C494, Standard Specification for Chemical
Characteristics of Preengineered Steel Buildings
These structures eliminate the need for engineers and architects to design and detail both the structures and the required accessories and
Characteristics of Preengineered Steel Buildings Read Post »
Check Tests of Materials
Without follow-up field control, all the statistical theory involved in mixed proportioning becomes an academic exercise. The complete description of initial