Structural Safety Inspection

Transcription

1 Structural Safety Factory Name ABANTI COLOUR TEX LTD ID 9468 Factory Address Date Date of Review Inspected by Shashongaon, Plot - S, A-646, Enayet nagar, Fatullah,Narayanganj 8/06/014 6-Jun-17 Md. Mostakin Alam Item 1 High column Structural Engineer to in Unit 1 and Unit review design, loads and columns stresses High column in Unit 1 and Unit 3 High column in Unit 1 and Unit Commence Assessment for Unit 1 and Unit see attached scope Verify insitu concrete strength either by taking 100mm dia. cores from 4. typical/non-critical columns or by using existing cylinder strength data if available. Timeline 30-v-14 Done 0/07/016 On 30/1/015:This issue will cover under DEA which is under ACCORD review. On 08/1/016: This issue has been covered in DEA. DEA has been 30-v-14 Done 0/07/016 On 30/1/015 : This issue will cover under DEA which is underaccord review. 30-v-14 Done 0/07/016 On 30/1/015 :as above. On 08/1/016: Core test reports havebeen incorporated in DEA. DEA has been accepted by ACCORD on 18th July During inspection original core test reports were available on site.

2 4 High column in Unit 1 and Unit Produce and actively manage a loading plan for all floor plates within the factory giving consideration to floor capacity and column capacity. Timeline. been accepted by ACCORD on 18 th DEA on 18th July During inspection, it was observed that retrofitting works have been completed except steel rafter of roof shed. load was posted on each floor and floor loads were below the imposed limit of load plan. 5 High column in Unit 1 and Unit 6 High column in Unit 1 and Unit Detail Assessment to be completed Commence action on any recommendations arising from the Assessment. 30/01/015 Done 0/07/016 On 30/1/015 : as above Retrofitting work has been ongoing. Factory management have to complete retrofitting work within 31st December On 06/06/017: DEA of unit 1 and ACCORD on 18th July 016 in which retrofitting work was required. Retrofitting works have been completed except roof top steel shed. Factory is required to complete all the retrofitting work immediately. In

3 7 High column in Unit 1 and Unit 8 High column in Unit 1 and Unit Continue to action ecommendations arising from Assessment Continue to implement loading management plans Timeline Retrofitting work has been ongoing. Factory management have to complete retrofitting work within 31st December On 06/06/017: DEA of unit 1 and ACCORD on 18th July 016 in which retrofitting work was required. Retrofitting works have been completed except roof top steel shed. Factory is required to complete all the retrofitting work immediately. DEA on 18th July During inspection, it was observed that retrofitting works have been completed except steel rafter of roof shed. load was posted on each floor and floor loads were below the imposed limit of load plan. In

4 9 Punching shear stresses in Unit 1 flat slabs appear high 10 Punching shear stresses in Unit 1 flat slabs appear high 11 Punching shear stresses in Unit 1 flat slabs appear high 1 Punching shear stresses in Unit 1 flat slabs appear high 13 Punching shear stresses in Unit 1 flat slabs appear high Commence a Assessment for Unit 1 as per Item 1 Structural Engineer to review design, loads and punching shear stresses in slabs. Verify insitu concrete strengths (using minimum of mm dia. cores taken from slabs). Verify existing reinforcement (steel grade, bar diameter and spacing) in slabs. Assessment to be completed Commence action on any recommendations arising from the Assessment Timeline 30-v-14 Done 0/07/016 On 30/1/015 : as above On 08/1/016: This issue has been covered in DEA. DEA has been accepted by ACCORD on 18th July 30-v-14 Done 0/07/016 On 30/1/015 : as above On 08/1/016: This issue has been covered in DEA. DEA has been 30-v-14 Done 0/07/016 On 30/1/015 : as above On 08/1/016: Core test report have been incorporated in DEA. DEA has been accepted by Orginal core test reports were available on site. 30/01/015 Done 0/07/016 On 30/1/015 : as above On 08/1/016: DEA has been Retrofitting work has been ongoing. Factory management have to complete retrofitting work within 31st December On 06/06/017: DEA has been As per DEA report slab was found adequacte against punching.

5 14 Industrial loading above Unit 1B Basement causing cracking below Sections of plaster finish / paint to beams and slabs to be removed to investigate if cracks penetrate the building structure Timeline 30-v-14 Done 0/07/016 On 30/1/015 : as above On 08/1/016: During follow up visit no visible crack was found. Cracks have been repaired by new plastering and painting. During inspection,no crack was observed. 15 Industrial loading above Unit 1B Basement causing cracking below Structural Engineer to specifically consider the slab and beam capacity of the ground floor, considering the actual loads applied from washing and dyeing plant as part of the Assessment 30/01/015 Done 0/07/016 On 30/1/015 : as above On 08/1/016: DEA has been 16 Industrial loading above Unit 1B Basement causing cracking below Produce and actively manage a loading plan for the area above the basement, giving consideration to floor capacity and column capacity DEA on 18th July load was posted on each floor and floor loads were below the imposed limit of load plan.

6 17 Industrial loading above Unit 1B Basement causing cracking below Continue to implement floor load plans Timeline DEA on 18th July load was posted on each floor and floor loads were below the imposed limit of load plan. 18 Slender RC column appears cracked and bowing in Unit 1 D 19 Slender RC column appears cracked and bowing in Unit 1D Commence a Assessment as per Item 1 Structural Engineer to verify that column slenderness has been taken into account during design and validate as-built condition as part of the Assessment 30-v-14 Done 15/05/017 On 30/1/015 : as above On 08/1/016: Slender columns will be retrofitted as per accepted DEA. Factory management have to complete all retrofitting work within 31st December On 06/06/017: DEA has been completed and accepted by ACCORD. On 08/1/016: Slender columns will be retrofitted as per accepted DEA. Factory management have to complete all retrofitting work within 31st December On 06/06/017: Slenderness effect of the mensioned column has been checked in DEA. DEA has been accepted by. As per DEA recommendation retrofitting works have been completed.

7 0 Slender RC column appears cracked and bowing in Unit 1D 1 Uncontrolled and high loading observed in Unit 1A Propose (and have installed) any retrofitting or strengthening require Commence a Assessment for Unit 1 as per Item 1 Timeline On 08/1/016: Slender columns will be retrofitted as per accepted DEA. Factory management have to complete all retrofitting work within 31st December On 06/06/017: Retrofitting works have been completed as per accepted retrofitting drawings. 30-v-14 Done 15/05/017 On 30/1/015 : as above On 06/06/017: DEA has been Uncontrolled and high loading observed in Unit 1A Produce and actively manage a loading plan for all floor plates within the factory, giving consideration to floor capacity and column capacity as part of the Assessment. DEA on 18th July load was posted on each floor and floor loads were below the imposed limit of load plan.

8 3 Uncontrolled and high loading observed in Unit 1A Continue to implement floor load management plans Timeline DEA on 18th July load was posted on each floor and floor loads were below the imposed limit of load plan. 4 Inconsistencies between documentation and observations Undertake a Assessment for Units 1 and as per Item 1 5 Inconsistencies between documentation and observations As part of the Assessment, Structural Engineer to verify that the additional undocumented 11th floor of Unit 1A can be ccommodated by the structure below 30-v-14 Done 0/07/016 On 30/1/015 : as above discrepency was found during DEA verification. During inspection, as built drawings was available on site. 30/01/015 We covered up our all structural inconsistencies by completion of DEA, now all the documents are exact in order. Done. 0/07/016 On 30/1/015 : as above discrepency was found during DEA verification. During inspection, a full set of as built drawing was found for all buildings.

9 6 Inconsistencies between documentation and observations Building engineer to check, collect information and produce accurate and complete as-built documentation for all buildings Timeline 30/01/015 Done 0/07/016 On 30/1/015 : In your visit we found some of area do not match with as built drawing.we advise them for re drawing. discrepency was found during DEA verification. During inspection, a full set of as built drawing was found for all buildings.