Foam glass knowledge base

Loading foam glass in foundations and below-grade structures: calculations and details

Load for foundations and below-grade structures: evidence, application limits, detailing and acceptance.

In brief: load for foundations and below-grade structures. The project outcome is that every action has a load path that avoids unintended bending of cellular glass.

Load: design task for foundations and below-grade structures

Below grade, load must be coordinated with waterproofing, soil pressure and the backfilling sequence.

In foundations and below-grade structures, load requires moisture conditions; also check soil pressure.

Load: evidence for foundations and below-grade structures

For foundations and below-grade structures, the load source states: D130 compressive strength is stated as at least 1.1 MPa, while deformation under a 1,000 N concentrated load is no more than 1.5 mm.

For load in foundations and below-grade structures, apply this principle. Material strength and load distribution must be checked together; a point load cannot be replaced by an average pressure.

Load: inputs for foundations and below-grade structures

Before assessing load in foundations and below-grade structures, obtain permanent, variable and installation loads, bearing area and distribution-component stiffness.

For foundations and below-grade structures, the verifiable load requirement is to separate permanent, variable and installation loads and show the load path.

Load: detailing for foundations and below-grade structures

The foundations and below-grade structures drawing develops load through two decisions: waterproofing type; then protective layer.

For load in foundations and below-grade structures, dimensions and interface materials belong in the design, not in an improvised site decision.

Load: application boundary in foundations and below-grade structures

In foundations and below-grade structures, load has an important boundary. Declared compressive strength does not permit an unplanned point load, impact or bending action.

For load in foundations and below-grade structures, address this specific risk: mechanical damage during backfilling or incompatibility with the waterproofing system.

Load: installation in foundations and below-grade structures

The installation rule for load in foundations and below-grade structures is to protect products from impact and verify layer continuity around the perimeter.

During foundations and below-grade structures work concerning load, prevent material storage and trolley traffic over exposed insulation.

Load: accepting work in foundations and below-grade structures

Acceptance of load in foundations and below-grade structures starts by matching delivery labels, drawings and the installed layout.

For load in foundations and below-grade structures, close the identified risk with a photograph, measurement or record, not a verbal explanation.

The final foundations and below-grade structures criterion for load is that every action has a load path that avoids unintended bending of cellular glass.

Load: conclusion for foundations and below-grade structures

In foundations and below-grade structures, foam glass delivers its load benefit through a coordinated detail, not one schedule entry.

The foundations and below-grade structures workflow for load is to evidence the property, issue the detail, accept installation and retain concealed-work records.

Topics: foam glass, foundations, strength, NEOPORM

This material is informational. Final decisions on thickness, details, fixings and compatible compounds must follow the project documentation, current technical data sheets and the conditions of the specific facility.