News

RISQS accreditation

Central Alliance achieves RISQS accreditation

Central Alliance have successfully completed a rigorous audit process to become accredited to the Railway Industry Qualification Scheme (RISQS). This is the universal accreditation mechanism for all suppliers carrying out work on all rail infrastructure throughout the country. Central Alliance met or exceeded the necessary standards…

Ground Investigation, Surveying, Monitoring

Surveying and Monitoring at Arcow Quarry

Central Alliance with their surveying and monitoring team carried out a ground investigation in order to establish strata, ascertain geo technical properties and install vibrating wire piezometers at Arcow quarry. Additional surveying and monitoring instrumentation including rod and plate settlement markers, permanent ground markers and…

Photogrammetry Farnley Haugh 3D Model

Emergency Response at Farnley Haugh

Surveying techniques including topographical/UAV surveys and aerial photography were deployed at this site as part of an emergency response programme of work after the embankment failed following severe weather.  Due to the instability of the embankment, a 3D model was created using photogrammetry to assist…

Utility Mapping CA utility surveying

Survey Division team achieve skills excellence

Central Alliance invest in training Survey Division team to achieve NVQ Level 5 ‘Senior Utility Mapping Surveyor’ status. Central Alliance has always believed that investment in training ensures services are delivered more effectively.  Recent focus on surveying training and subsequent successful assessment of key members…

Geo-Technical Services

Innovation in investigation for Central Alliance

Central Alliance invests in new equipment and technologies to grow geo-technical division, Geo Central As a strong and stable partner for consultants, contractors and clients, Central Alliance has built a specialist geo-technical services division which incorporates the skills, flexibility and scalability needed to respond to…

Utility Surveying mapping at Sainsbury's

UK wide utility surveying programme for PJ Carey

SAINSBURY’S BENEFIT FROM UTILITY SURVEYING AND MAPPING SERVICES Project Background Central Alliance has worked with PJ Carey on a number of their projects involving surveying and have been impressed with our overall service. Recently they asked Central Alliance to carry out a programme of work…

Surveying Services for AMCO

AMCO benefit from one pre-construction partner

STRUCTURAL INVESTIGATIONS REQUIRE GEOTECHNICAL AND SURVEYING SERVICES Project background AMCO is undertaking a scheme of work from Network Rail that incorporates the investigation for subsequent work on voided structures (investigating at risk viaducts throughout the LNE zone), tunnels and bridge replacements. Project Scope This scope…