Limerock Bearing Ratio (LBR) Mold Set

Limerock Bearing Ratio (LBR) Mold Set consists of the Mold Body, Compaction Collar, and Base used to mold LBR samples. The base has threaded rods and wing nuts to secure the mold and collar for compaction operations. Each LBR Mold Component can be purchased separately.

The mold is 6x6in (152x152mm), IDxH, The collar is 6x2.375in (152x60mm), IDxH. The collar is interchangeable between Gilson CBR Molds and LBR compaction molds. The base is perforated as required in the test method.  The assembly can be used with Soil Compaction Hammers or with a Mechanical Soil Compactor. BRA-62 LBR Spacer Disc is required and purchased separately.

Features:

• Meets FM 5-515 test method
• Constructed of heavy steel, plated for rust resistance

Included Items:

• Limerock Bearing Ratio (LBR) Mold Set

Accessories:

• BRA-62 LBR Spacer Disc used to maintain the proper height of the specimen
• HM-530 Mechanical Soil Compactors are used to distribute each hammer blow in the mold evenly
• Manual Compaction Hammers are used for compacting specimens in mold

Related blogs:

• Proctor Compaction Test: A Basic Guide