At Sansom, we pride ourselves on tackling complex, large-scale projects with precision and innovation. As Scott Johnston, our tanking Contract Manager, explains, we’re currently waterproofing ten service pits designed...
Overview/Objective The Sofrana Building, located in Auckland’s Britomart, features a multi-use basement for storag and office spaces for a new supermarket. Due to its multifunctional use, it was paramount...
Overview New Zealand’s largest ever construction project, the City Rail Link (CRL) connects external train stations and lines in Central Auckland with underground tunnels and station upgrades. Kicking off...
Sansom helped design a remedial scope and specification for the following work:Installed Vinyl Ester Pool coating system from Allnex and installed Nuralite 3PC system to terraces, ponds and decks....
Applied low viscosity crack injection epoxy SIKA 52 and polyurethane injection resin SIKA injection 201 to the joints and cracks to seal and stop the water ingress issues of...
Tanking works voltex to capping beams and underfloor.
Tanking of coiling pits in Bituthene 3000, Preprufe 160R.
Basement / below ground tanking to new structure.
Re-tanking of a large carpark basement with Sikaplan WT 1200-20C FPO membrane with Sika compartmental water bars WT and Fuko injectable hoses.
Excavation of existing retaining wall below capping beam to expose and waterproof a “WET-WALL” designed piled retaining wall.
Voltex DS, permanent dewatering, new structural shotcrete.
Tanking of underfloor, lift pits and exterior walls.
Full Newton system installation to walls and floor with insulation and 100mm screed. Converted leaking bike park to a dry copy centre.
CBD tanking/waterproofing Preprufe-GCP system.
Sika membranes system, and Sika membranes/waterbars and injection hoses installation.
Design and install Preprufe 300+.
Tanking with Voclay products to footings, underfloor, retaining walls.
Tanking with Bituthene 3000 to masonry block walls, ramps and external planter boxes.
Sansom installed Mapeplan TU PVC membrane system on top of the Aotea Station tunnel roof. Membrane tested by ILD NZ prior to handover.
Grind wall and floor to remove old paint and concrete laitance. Apply primer coat lay mesh and apply two topcoats of Allnex Aquaguard 101.
Below ground tanking works fully encapsulating the basement and retaining walls.
Preprufe tanking System: 7000sqm approx. Hydrotech rubberised membrane: 200sqm approx. Ardex Screed: 300sqm approx.
Assisted design from early stage. Completed works with complex details for an awesome client.