to be placed firmly into clean area and cured. (c) Reconstruction of existing Bridges Nil (a) New Construction of Minor Bridges Nil (b) Repair and Strengthening of existing Minor Bridges The repair and rehabilitation works for the existing major bridges are detailed below: Sl Existing Design Bridge Existing Existing Failures Rehabilitation Measures Class Bridge Span Type Abutment cap and pier cap to be Abutment cap and pier cap repaired. deteriorating. Vegetation has to be cleaned. High vegetation growth on abutment cap and pier cap. Guniting has to be done. Cracks on abutment surface. Brick Replacement of wearing coat and Wearing coat and expansion joint expansion joint. damaged. 1 529+630 529+615 Minor + RCC 3 x 7.5 The surface has to be cleaned. In Spalling of concrete at bottom of case the reinforcement bar deck slab. diameter has reduced to half the Deck slab reinforcement exposed original diameter, a new bar up to and heavily rusted. the anchorage lengths on both ends has to be attached and then has to be grouted with concrete. Abutment cap and pier cap to be Abutment cap and pier cap repaired. deteriorating. Brick + 2 530+745 530+715 Minor Vegetation 2 x 6.4 has to be cleaned. High vegetation growth on RCC abutment cap, pier cap and with
to be placed firmly into clean area and cured. (c) Reconstruction of existing Bridges Nil (a) New Construction of Minor Bridges Nil (b) Repair and Strengthening of existing Minor Bridges The repair and rehabilitation works for the existing major bridges are detailed below: Sl Existing Design Bridge Class Existing Bridge Type Existing Span Failures Rehabilitation Measures 1 529+630 529+615 Minor Brick + RCC 3 x 7.5 Abutment cap and pier cap deteriorating. Abutment cap and pier cap to be repaired. High vegetation growth on abutment cap and pier cap. Vegetation has to be cleaned. Cracks on abutment surface. Guniting has to be done. Wearing coat and expansion joint damaged. Replacement of wearing coat and expansion joint. Spalling of concrete at bottom of deck slab. The surface has to be cleaned. In case the reinforcement bar diameter has reduced to half the original diameter, a new bar up to the anchorage lengths on both ends has to be attached and then has to be grouted with concrete. Deck slab reinforcement exposed and heavily rusted. 2 530+745 530+715 Minor Brick + RCC 2 x 6.4 Abutment cap and pier cap deteriorating. Abutment cap and pier cap to be repaired. High vegetation growth on abutment cap, pier cap and with Vegetation has to be cleaned.
IR-August%202014.docx