Brick and Block Resources

What’s the absorption rate on these blocks? How much brick do I need for this job? Is this block type strong enough for this retaining wall?

When you’re on the job site, you need reliable and accurate answers to your brick and block questions. Below you’ll find some links to concrete and masonry resources that will help you ensure the success of your next project.

Earl, 14 years

Brick and Block Resources

What’s the absorption rate on these blocks? How much brick do I need for this job? Is this block type strong enough for this retaining wall?

When you’re on the job site, you need reliable and accurate answers to your brick and block questions. Below you’ll find some links to concrete and masonry resources that will help you ensure the success of your next project.

Brick Square Footage Worksheet

The calculator below will help with your brick project estimating needs. While care has been taken to ensure the information presented is as accurate as possible, Kansas Building Products does not assume responsibility for errors or omissions resulting from the use of this tool. If you have questions or need additional information please contact us.

Brick Square Footage Worksheet

The calculator below will help with your brick project estimating needs. While care has been taken to ensure the information presented is as accurate as possible, Kansas Building Products does not assume responsibility for errors or omissions resulting from the use of this tool. If you have questions or need additional information please contact us.

A.S.T.M. C90-02 Requirements

The range of tolerances listed below do not represent ASTM C90-02 in its entirety. If you have questions regarding C90-02 specification information not found below, please contact us.

Weight: Oven Dry (8” Block Weight)

  • Lightweight: Less than 105 lbs. per cubic ft. (Less than 29.25 lbs.)
  • Medium Weight: At least 105 lbs. per cubic ft. but less than 125 lbs. per cubic ft. (At least 29.25 lbs., less than 34.83 lbs.)
  • Normal Weight: At least 125 lbs. per cubic ft. or more (34.83 lbs. or more)

Compressive Strength (Average of 3 blocks)

  • Minimum of 1900 lbs. per square inch on the net area
  • No individual block may be less than 1700 lbs. per square inch

Water Absorption (Average of 3 blocks)

  • Lightweight: 18 lbs. per cubic ft. maximum
  • Medium Weight 15 lbs. per cubic ft. maximum
  • Normal Weight 13 lbs. per cubic ft. maximum

Linear Shrinkage

  • Shall not exceed 0.065%

Moisture Content

  • NOTE: Former requirements for moisture content have been eliminated from C90-02. All former ASTM C90 “type” classifications for moisture content (i.e., “Type I Moisture Controlled Units” and “Type II Nonmoisture Controlled Units”) have been eliminated from ASTM C90-02.