 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core slab composed of lightweight concrete | ACCA software | |
 | Hollow-core slab composed of lightweight concrete | ACCA software | |
 | Hollow-core slab composed of lightweight concrete | ACCA software | |
 | Hollow-core slab composed of lightweight concrete | ACCA software | |
 | Hollow-core slab composed of lightweight concrete | ACCA software | |
 | Hollow-core slab composed of lightweight concrete | ACCA software | |
 | Hollow-core slab, ordinary concrete | ACCA software | |
 | Hollow-core slab, ordinary concrete | ACCA software | |
 | Hollow-core concrete slab, ordinary concrete | ACCA software | |
 | Hollow-core slab, ordinary concrete - 29.5 cm | ACCA software | |