
Waste and Contamination
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Our waste and contamination services include Waste Disposal Advice, Re-use of Waste, Contaminated Land Investigation, Coal Tar Testing and Groundwater Testing.
Our testing services for construction are used by construction and civil engineers, highways and local authorities.
Please see the UKAS website for our scope of accreditations.
Cable Percussive Boreholes
Cable Percussive Boreholes can achieve deeper borehole depths than Window Sampling techniques - over 20m (possibly up to 50m depending on conditions) using a clay cutter through cohesive soils, a casing and shell through granular soils and a chisel to break up rock and other hard layers.

CBR Testing
Kiwa CMT | We perform CBR Testing at construction sites

Geo-Environmental Services
Kiwa CMT | We have an experienced and qualified team to assist you with your needs for Site Investigation, Contaminated Land, Soil and Waste Materials, whether it be a straightforward testing requirement or a full site investigation.

Groundwater Testing
Kiwa CMT | We test groundwater for construction and water distribution industries.

Phase 2 Intrusive Investigation
The Land Contamination Risk Management (EA, 2020) guidance Stage 1 process requires further information and refinement on the risk assessment process for the Source – Pathway – Receptor contamination linkage.

Remediation Method Statements
Remediation Method Statements and Watching Brief (Stages 2 and 3 LCRM – remediation feasibility and development of a final remediation strategy).

Trial Pitting
A trial pit (a.k.a. test pit) is a ground investigation technique that is used as a means of investigating, in large scale, the condition of the ground and the type of strata present at shallow depth, typically before beginning construction works. They are useful for obtaining large volume bulk samples of the ground.

Verification of Remediation
Verification of Remediation Site Works and Reporting (Stage 3 LCRM – verification and future works)

Re-use of Waste Consultancy
Kiwa CMT | We advise on the re-use of Waste

Contaminated Land Investigation
Kiwa CMT | We examine ground contamination

Coal Tar Macadam Waste
Waste macadams/tarmac need to be classified to the waste regime presently active in the UK.

Site Investigation
Kiwa CMT | We provide a range of ground investigation services

Waste Soil and Waste Material (WM3 and WAC) Testing
Kiwa CMT | Waste Soil and Waste Material (WM3 and WAC) Testing

Window Sampling Boreholes
Window sampling or windowless sampling is a technique used to bore through shallow soft soils to investigate the substrata in order to gain a profile of the ground conditions and to facilitate soil sampling for chemical and geotechnical analysis.
