WP155 Bus Retrofit Equipment Emissions Testing

Tender description

This requirement is split into two lots. Lot 1: DVSA wishes to test buses which have retro fitted emission control systems to assess continued compliance. These tests are intended to ensure that vehicles meet the standards they were approved to and investigate causes of variable performance. Lot 2: DVSA wishes to conduct In Service Conformity testing to test buses which have retro fitted emission control systems to assess their continued compliance and investigate causes of variable performance. These tests are intended to ensure that vehicles meet the standards they were approved to. They are also intended to establish whether emission control strategies are operating correctly. Lot 1: Lot 1 - Approval Testing DVSA wishes to test buses which have retro fitted emission control systems to assess continued compliance. These tests are intended to ensure that vehicles meet the standards they were approved to and investigate causes of variable performance. Lot 2: Lot 2 - In Service Conformity Testing DVSA wishes to conduct In Service Conformity testing to test buses which have retro fitted emission control systems to assess their continued compliance and investigate causes of variable performance. These tests are intended to ensure that vehicles meet the standards they were approved to. They are also intended to establish whether emission control strategies are operating correctly.