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The sheets specify masonry strip foundation composition, DCP double layer BRC mesh, gauge DPM, blinding and ground floor slab thickness, expansion joint details, and dimension schedules in millimetres. Revision notes define excavation approval, concrete class requirements, minimum reinforcement cover, verification of all dimensions, and suitability of soils, with contractor and consultant identification.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/drawings-structural-retaining-wall-and-lift-shaft-column/650166/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/drawings-structural-retaining-wall-and-lift-shaft-column/650166.png","ImageObject",300,407,{"name":92,"@type":93},"anakgang17","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-24",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What elements are covered in the structural drawings?","Question",{"text":112,"@type":113},"The drawings cover retaining wall and lift shaft details, including typical masonry strip foundation sections and expansion joint details, and they also provide column sections and layout information.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What construction approvals are required before concreting?",{"text":117,"@type":113},"All excavation must be approved by the Engineer before concreting, and all reinforcement works must be approved by the Engineer before concreting.",{"name":119,"@type":110,"acceptedAnswer":120},"How are concrete strength and reinforcement cover requirements defined?",{"text":121,"@type":113},"Concrete class 25/20 is specified with minimum crushing strengths at 7 and 28 days, and minimum reinforcement cover is set as foundation 50mm, columns 40mm, beams 30mm, and slab 25mm.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},650166,1792899847,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":24,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":41},962090883568,"https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd","| GROUND FLOOR\u003Cbr>\u003Cbr>LOWER G. FLR\u003Cbr>Y16-02-150 B2\u003Cbr>50mm thick blinding Y16-01-150 B1\u003Cbr>(1:3:6 Mix)\u003Cbr>400 200 1200\u003Cbr>3300\u003Cbr>2100\u003Cbr>1200\u003Cbr>50300 900\u003Cbr> 1800 \u003Cbr>RETAINING WALL |  |  |  | 4250 |  |   Depth to be determined on site \u003Cbr>\u003Cbr>50 200 \u003Cbr>| \u003Cbr>DCP double layer BRC Mesh A142 .\u003Cbr>1000 Gauge DPM\u003Cbr>\u003Cbr>\u003Cbr> 700   700 \u003Cbr>TYPICAL SECTIONS OF MASONRY STRIP FOUNDATION\u003Cbr>25x20mm Polysulphide\u003Cbr>\u003Cbr>joint sealant\u003Cbr>200mm natural stone walling\u003Cbr>25mmFlexell joint filler\u003Cbr>\u003Cbr>150mm ground floor slab.\u003Cbr>EXPANSION JOINT DETAILS |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  | \u003Cbr>1000\u003Cbr>5800\u003Cbr>3800\u003Cbr>3800\u003Cbr>200 2200 200\u003Cbr>A\u003Cbr>2600\u003Cbr>2600 600\u003Cbr>1000\u003Cbr>A\u003Cbr>600 |  |  |  |  |  |  |\n|  |  |  |  | \u003Cbr>50mm blinding (1:3:6 )\u003Cbr> 600  200  2200  200  600 \u003Cbr>SECTION\u003Cbr>A-A\u003Cbr>|  |  |  |  |  |  |\n| NO. | REVISION DESCRIPTION | BY | ISSUED | DATE | NOTES\u003Cbr>1. All excavation to be approved by Engineer before concreting.\u003Cbr>2. Concrete to be class 25/20 with minimum crushing strength of 17.5 N/mm~2 and 25 N/mm~2 at 7 days and 28 days respectively.\u003Cbr>3. Minimun cover to reinforcement to be as shown below:-\u003Cbr>A) . Foundation-50mm\u003Cbr>B) . Columns 40mm\u003Cbr>C) . Beams-30mm\u003Cbr>D) . Slab-25mm\u003Cbr>4. All dimensions to be verified and discrepancy reported to the Engineer\u003Cbr>5. Blinding concrete to be class 15/20 with minimum crushing strength of 15N/mm~2 at 28 days.\u003Cbr>6. All reinforcement works MUST be approved by the Engineer before concreting.\u003Cbr>7. All unsuitable soils to be removed and replaced with suitable fill material.\u003Cbr>8. All measurements are in millimetres unless stated otherwise |  |  | PROJECT:\u003Cbr>KOITALEEL ARAP SAMOEI CAMPUS ADMINSTRATION BLOCK |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  | DRAWING:\u003Cbr>RETAINING WALL AND LIFT SHAFT |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  | CLIENT\u003Cbr>UNIVERSITY OF NAIROBI |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  | GORO CONSULTANTS\u003Cbr>2nd Floor ,Rattansi E.T Bldg\u003Cbr>Koinange/Monrovia Street\u003Cbr>P.O Box 55501-00200\u003Cbr>NAIROBI KENYA\u003Cbr>Tel:4402081/2,3534086 | Drawn By: | Drg NO: UON/2019/02/02 |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  | Checked BY: Eng E.C. GORO |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  | Approved By: |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  | Scale: AS SHOWN |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  | Date: NOVEMBER 2019 |  |\n\n\n| 4200\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>42\u003Cbr>42\u003Cbr>SECTION A-A\u003Cbr>42\u003Cbr>05\u003Cbr>42\u003Cbr>43\u003Cbr>43\u003Cbr>900\u003Cbr>4Y25-42\u003Cbr>4Y16-43\u003Cbr>\u003Cbr>20 Y 8-05-150\u003Cbr>900x300mm. Col. Type C1\u003Cbr>  300 \u003Cbr>\u003Cbr>\u003Cbr>11400\u003Cbr>\u003Cbr>4200 3600 3600\u003Cbr>\u003Cbr>3450 750 2850 750 3150 450\u003Cbr>\u003Cbr>\u003Cbr>300\u003Cbr>24 Y 8-05-1 50 22 Y 8-05-150\u003Cbr>300\u003Cbr>20 Y 8-05-150\u003Cbr>300\u003Cbr>600x300mm. Col. Type C2\u003Cbr>\u003Cbr>11400\u003Cbr>\u003Cbr>3600 4200 3600\u003Cbr>\u003Cbr> 500 \u003Cbr>01 01\u003Cbr>\u003Cbr>01 01\u003Cbr>  500 \u003Cbr>\u003Cbr>SECTION C-C\u003Cbr> 500 \u003Cbr>04 06 04\u003Cbr>\u003Cbr>04 06 04 SECTION B-B\u003Cbr> 500 \u003Cbr>04 06 04\u003Cbr>\u003Cbr>04 06 04 SECTION A-A\u003Cbr>\u003Cbr>11400\u003Cbr>\u003Cbr>3600 4200 3600\u003Cbr>\u003Cbr>2850 750 3450 750 3150 450\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>11400\u003Cbr>\u003Cbr>3600 4200 3600\u003Cbr>\u003Cbr>|  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| NO. | REVISION DESCRIPTION | BY | ISSUED | DATE | NOTES\u003Cbr>1. All excavation to be approved by Engineer before concreting.\u003Cbr>2. Concrete to be class 25/20 with minimum crushing strength of 17.5 N/mm~2 and 25 N/mm~2 at 7 days and 28 days respectively.\u003Cbr>3. Minimun cover to reinforcement to be as shown below:-\u003Cbr>A) . Foundation-50mm\u003Cbr>B) . Columns 40mm\u003Cbr>C) . Beams-30mm\u003Cbr>D) . Slab-25mm\u003Cbr>4. All dimensions to be verified and discrepancy reported to the Engineer\u003Cbr>5. Blinding concrete to be class 15/20 with minimum crushing strength of 15N/mm~2 at 28 days.\u003Cbr>6. All reinforcement works MUST be approved by the Engineer before concreting.\u003Cbr>7. All unsuitable soils to be removed and rep","cbCaikCO0EeXyGqa","https://ap.wps.com/l/cbCaikCO0EeXyGqa","pdf",4049617,12,"English","# Retaining Wall and Lift Shaft\n## Typical Sections of Masonry Strip Foundation\n## Expansion Joint Details\n# Column\n## Column Details","[{\"question\":\"What elements are covered in the structural drawings?\",\"answer\":\"The drawings cover retaining wall and lift shaft details, including typical masonry strip foundation sections and expansion joint details, and they also provide column sections and layout information.\"},{\"question\":\"What construction approvals are required before concreting?\",\"answer\":\"All excavation must be approved by the Engineer before concreting, and all reinforcement works must be approved by the Engineer before concreting.\"},{\"question\":\"How are concrete strength and reinforcement cover requirements defined?\",\"answer\":\"Concrete class 25/20 is specified with minimum crushing strengths at 7 and 28 days, and minimum reinforcement cover is set as foundation 50mm, columns 40mm, beams 30mm, and slab 25mm.\"}]","Drawings - Structural - Retaining Wall and Lift Shaft - Column | PDF",1792820251]