Utility Trench Fill

Project at a Glance Material Placed: 120 yards³ (92 m³) Material Density: 40 pcf (641 kg/m³) Base Slurry Mix Design: Portland with 20% fly ash, .50 water/cement ratio, .30 sand/cement ratio Richway began the construction of an additional 7500 sq. ft. (697 m²) of manufacturing space in the summer of 2011. As with most building projects, fill material […]

Sliplining

Project at a Glance Material Placed: 250 yards³ (192 m³) Material Density: 30 pcf (481 kg/m³) Base Slurry Mix Design: Portland with 40% flyash, .60 water/cement ratio A new Richway customer got into cellular concrete by pursuing annular space fills on sliplining projects. Filling the annulus with cellular concrete is a popular and good application for cellular concrete. […]

Municipal Water Utility Void Fill

Project at a Glance Material Placed: 95 yards³ (73 m³) Material Density: 40 pcf (641 kg/m³) Base Slurry Mix Design: Portland with 20% fly ash, .40 water/cement ratio, .30 sand/cement ratio Richway was contacted to help complete a portion of a large renovation at the Burlington Waste Water Treatment Facility. Cellular concrete was specified to fill five cells […]

Multi-Story Floor Leveling

Project at a Glance Material Placed: 4000 yds³ (3058 m³) Material Density: 30 – 35 pcf (480 – 561 kg/m³) Base Slurry Mix Design: Portland, .50 water/cement ratio A new Richway customer contracted a job requiring 4000 yds³ (3058 m³) of 35 PCF (561 kg/m³) material to level floors in 110-year-old building. The project, located in downtown Brooklyn, […]

Floating Staircase

Project at a Glance Material Placed: 3 yards³ (2.3 m³) Material Density: 118 PCF (1890 kg/m³) Base Slurry Mix Design: 1:1 sand cement, .50 water/cement ratio Richway created a set of floating stairs for our new building using 3 yards³ (2.3 m³) of 118 PCF (1890 kg/m³) material. Using material nearly 20% lighter meant reduced dead loads and […]

Backfill in a Mine

Project at a Glance Material Placed: 4500 yards³ (3441 m³) Material Density: 35 pcf (561 kg/m³) Base Slurry Mix Design: Portland .50 water/cement ratio A Richway customer was brought into an underground limestone mine to provide remedial work at the far end of a new slope that was being driven. This lower portion of the slope was to […]

Water Main Abandonment

Project at a Glance Material Placed: 23 yards³ (17.5 m³) Material Density: 30 pcf (480 kg/m³) Base Slurry Mix Design: Portland .60 water/cement ratio Richway Industries contracted a job in Waterloo, IA to fill an abandoned water main that runs under Highway 20.  The pipe that needed to be filled was 12″ in diameter and 800′ long.  The […]

Cellular Concrete Question & Answers – Water Reducers

Can I use water reducers and other admixtures? Yes, water reducers can be used and will help with dispersion and wetting of the cement powder before adding the foam. Most other admixtures can also be used including fiber reinforcement and strength enhancers, but in all cases tests should be run before mix design is finalized.

Cellular Concrete as an Alternative to Flowable Fill/Geofoam

Any applications where flowable fill or geofoam blocks are being used, cellular concrete is an excellent alternative, and in many cases the preferred material of choice. Cellular concrete does have some benefits over flowable fill like it provides some sound and heat insulating properties. Also cellular concrete is easily excavated, depending the strength of the […]

20 Cellular Concrete Questions in 20 Minutes

Have questions about cellular concrete?  In this video Tony and Rich will answer 20 commonly asked questions about cellular concrete.  We have gathered these questions from trade show, calls and emails.  Still have questions after you watch the video get ahold of us by phone, (800) 553-2404, or email, info@richway.com