Brian N. Gatonye Githeng'u

NOTES 1. All foundation excavation depths to be determined on site and approved by S.E. (minimum depth = 1200mm) 2. Concrete Covers to Main Reinforcement to be: · Foundations 50 mm. · Columns 40 mm. · Ground Beams 30 mm. · Slabs and Walls 20 mm. UNIVERSITY WAY ROUNDABOUT 3. Blinding to be concrete grade 15/20, nominal mix 1:3:6 by weight. 4. Structural works to be concrete grade 30/20, nominal mix 1:1:2. 5. All cages and formwork to be inspected and approved by SE prior to casting. 6. All structural concrete to be machine mixed and poker vibrated. 7. All steel reinforcement bars to be Type 2 Deformed Bars fabricated to BS 4449 with a minimum yield strength of 500 MPa denoted by letter H. Rev Description Date PORTFOLIO PROJECT PROJECT TITLE PROPOSED EXPRESSWAY SECTION CLIENT N/A ARCHITECT N/A DRAWING TITLE PROJECT SCOPE DIAGRAM KENYATTA AVENUE ROUNDABOUT STRUCTURAL ENGINEER BRIAN N. GATONYE GITHENG'U SCALE AS INDICATED DRAWN BY CHECKED BY APPROVED BY DATE DRAWING NO. SHEET PROJECT SCOPE DIAGRAM SCALE 1:2000 00 NOTES 1. All foundation excavation depths to be determined on site and approved by S.E. (minimum depth = 1200mm) 2. Concrete Covers to Main Reinforcement to be: · Foundations 50 mm. · Columns 40 mm. · Ground Beams 30 mm. · Slabs and Walls 20 mm. 3. Blinding to be concrete grade 15/20, nominal mix 1:3:6 by weight. 4. Structural works to be concrete grade 30/20, nominal mix 1:1:2. 5. All cages and formwork to be inspected and approved by SE prior to casting. 6. All structural concrete to be machine mixed and poker vibrated. 7. All steel reinforcement bars to be Type 2 Deformed Bars fabricated to BS 4449 with a minimum yield strength of 500 MPa denoted by letter H. Rev Description Date PORTFOLIO PROJECT PROJECT TITLE PROPOSED EXPRESSWAY SECTION CLIENT N/A ARCHITECT N/A DRAWING TITLE 3D STRUCTURAL MODEL STRUCTURAL ENGINEER BRIAN N. GATONYE GITHENG'U SCALE AS INDICATED DRAWN BY CHECKED BY APPROVED BY DATE DRAWING NO. SHEET 01 NOTES 1. All foundation excavation depths to be determined on site and approved by S.E. (minimum depth = 1200mm) 2. Concrete Covers to Main Reinforcement to be: · Foundations 50 mm. · Columns 40 mm. · Ground Beams 30 mm. · Slabs and Walls 20 mm. PRECAST BOX GIRDER INTERIOR SLAB 3. Blinding to be concrete grade 15/20, nominal mix 1:3:6 by weight. ELASTOMETRIC BEARINGS 4. Structural works to be concrete grade 30/20, nominal mix 1:1:2. RC PIER CAP 6. All structural concrete to be machine mixed and poker vibrated. 3000 2000 5. All cages and formwork to be inspected and approved by SE prior to casting. 7. All steel reinforcement bars to be Type 2 Deformed Bars fabricated to BS 4449 with a minimum yield strength of 500 MPa denoted by letter H. Rev Description Date 3800 PORTFOLIO PROJECT PROJECT TITLE RC PIER COLUMN PROPOSED EXPRESSWAY SECTION CLIENT N/A RC PILE CAP ARCHITECT N/A DRAWING TITLE RC PILE FOUNDATIONS PIER STRUCTURE ELEVATION PLAN STRUCTURAL ENGINEER BRIAN N. GATONYE GITHENG'U SCALE AS INDICATED PIER STRUCTURE ELEVATION PLAN SCALE 1:40 DRAWN BY CHECKED BY APPROVED BY DATE DRAWING NO. SHEET 02 NOTES 1. All foundation excavation depths to be determined on site and approved by S.E. (minimum depth = 1200mm) CANTILEVER INTERIOR SLAB 2000 2. Concrete Covers to Main Reinforcement to be: · Foundations 50 mm. · Columns 40 mm. · Ground Beams 30 mm. · Slabs and Walls 20 mm. 2000 200 2000 3. Blinding to be concrete grade 15/20, nominal mix 1:3:6 by weight. 4. Structural works to be concrete grade 30/20, nominal mix 1:1:2. VOID VOID ELASTOMETRIC BEARING 140 140 140 140 140 PRESTRESSING STRANDS [10 No.s] 300 PRESTRESSED BOX GIRDER 5. All cages and formwork to be inspected and approved by SE prior to casting. 600 PRESTRESSING STRANDS [10 No.s] 140 140 140 ELASTOMETRIC BEARING BOX GIRDER PRESTRESSING DETAILS AT MIDSPAN BOX GIRDER PRESTRESSING DETAILS AT THE STRESSING END PRESTRESSED BOX GIRDER SECTION LAYOUT 7. All steel reinforcement bars to be Type 2 Deformed Bars fabricated to BS 4449 with a minimum yield strength of 500 MPa denoted by letter H. 140 ELASTOMETRIC BEARING 900 6. All structural concrete to be machine mixed and poker vibrated. 140 1400 VOID 1600 250 250 450 CANTILEVER INTERIOR SLAB Rev Description Date SCALE 1:20 SCALE 1:20 SCALE 1:20 PORTFOLIO PROJECT PROJECT TITLE 42 H12 - 05 - 275 mm Transverse Reinforcement 8H10 - 275 mm - 06 T2 PROPOSED EXPRESSWAY SECTION 24 H10 - 08 - 500 mm Anti Crack Reinforcements 8H10 - 275 mm - 06 B2 CANTILEVER INTERIOR SLAB 6H12 - 02 - 200mm T2 241H12 - 03 - 150mm T1 CLIENT 6H12 - 02 - 200mm B2 181H12 - 01 - 200mm B1 N/A 24H10 - 07 - 500 mm Anti - Crack Reinforcements 04 6H10 - 04 - 225 mm Secondary Reinforcement Bars E.W. per web 50 H10 - 03 - 225 mm Transverse Reinforcement 200 04 ARCHITECT 1000 N/A VOID 04 50 H10 - 03 - 225 mm Transverse Reinforcement DRAWING TITLE 04 02 02 02 02 241H12 - 01 - 150mm Transverse Reinforcement Bars 04 BOX GIRDER PRESTRESSING AND RC DETAILS PRESTRESSED BOX GIRDER 9H12 - 02 - 200mm Secondary Reinforcement Bars STRUCTURAL ENGINEER BRIAN N. GATONYE GITHENG'U CANTILEVER INTERIOR SLAB RC DETAILS BOX GIRDER REINFORCEMENT DETAILS SCALE 1:15 SCALE 1:15 SCALE AS INDICATED DRAWN BY CHECKED BY APPROVED BY DATE DRAWING NO. SHEET 03 B C D STRESSING END E F STRAIGHT PROFILE 3000 1. All foundation excavation depths to be determined on site and approved by S.E. (minimum depth = 1200mm) 3000 3000 3000 3000 - 3000 NOTES G STRESSING END 2000 A - 2. Concrete Covers to Main Reinforcement to be: · Foundations 50 mm. · Columns 40 mm. · Ground Beams 30 mm. · Slabs and Walls 20 mm. PRESTRESSING STRANDS 3. Blinding to be concrete grade 15/20, nominal mix 1:3:6 by weight. STRESSING END DEAD END - 3800 200 4. Structural works to be concrete grade 30/20, nominal mix 1:1:2. COMBINED C.G. OF ALL STRANDS 200 21000 5. All cages and formwork to be inspected and approved by SE prior to casting. PRESTRESSED PIER CAP SECTION 1 - 1 LAYOUT PIER CAP PRESTRESSING DETAILS 6. All structural concrete to be machine mixed and poker vibrated. SCALE 1:50 SCALE 1:50 7. All steel reinforcement bars to be Type 2 Deformed Bars fabricated to BS 4449 with a minimum yield strength of 500 MPa denoted by letter H. 11H32 - 03 TOP 2 7H12 - 05 7H12 - 06 4 7H12 - 06 7H12 - 05 1 7H12 - 06 7H12 - 06 3 06 06 06 06 06 06 06 06 06 06 06 06 - 19H20 - 04 - 50 mm 3000 11 H32 - 03 TOP 20H16 - 07 - 400 mm 11H16 - 07 - 400 mm Rev Description Date 11 H16 - 07 - 400 mm PORTFOLIO PROJECT 16H16 - 07 - 400 mm 19H20 - 04 - 50 mm 1000 PROJECT TITLE 1600 mm Lap - 3 Lap 1600 mm 20 H32 - 02 BOT 20H32 - 01 BOT PROPOSED EXPRESSWAY SECTION 2200 20 H32 - 01 BOT 20 H32 - 02 BOT 1 2 PIER CAP SECTION 2 - 2 REINFORCEMENT DETAILS 4 PIER CAP ELEVATION REINFORCEMENT DETAILS CLIENT SCALE 1:50 N/A SCALE 1:50 ARCHITECT 2200 N/A 19H20 - 04 - 50mm PRESTRESSING STRANDS [10 No.s] ELASTOMETRIC BEARINGS DRAWING TITLE PIER CAP RC & PRESTRESSING DETAILS 3000 VARIES 400 200 11H32 - 03 TOP STRUCTURAL ENGINEER BRIAN N. GATONYE GITHENG'U REINFORCED PIER CAP 20H32 - 02 BOT 2200 PIER CAP SECTION 3 - 3 REINFORCEMENT DETAILS SCALE 1:50 SCALE AS INDICATED PIER CAP PRE - STRESSING DETAILS SCALE 1:50 PIER CAP 3D CALLOUT DRAWN BY CHECKED BY APPROVED BY DATE DRAWING NO. SHEET SCALE 1:75 04 BOX GIRDER REBAR SCHEDULE ELEMENT BAR MARK REBAR DIAMETER Box Girder 01 H12 SHAPE CODE SHAPE IMAGE Rebar Shape 1 BAR LENGTH QUANTITY 16212 mm TOTAL BAR LENGTH 525 - mm NOTES A B 880 mm C 185 mm D 795 mm E 175 mm F 155 mm H1 155 mm H2 0 mm REBAR VOLUME 0 mm REBAR MASS - cm³ 1. All foundation excavation depths to be determined on site and approved by S.E. (minimum depth = 1200mm) 1083.69 kg Box Girder 02 H12 01 156800 mm 63 705600 mm 11200 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 626.44 kg Box Girder 03 H10 52 50150 mm 700 - mm 150 mm 1540 mm 130 mm 130 mm 1180 mm 1000 mm 125 mm 125 mm - cm³ 1553.67 kg 2. Concrete Covers to Main Reinforcement to be: · Foundations 50 mm. · Columns 40 mm. · Ground Beams 30 mm. · Slabs and Walls 20 mm. 3. Blinding to be concrete grade 15/20, nominal mix 1:3:6 by weight. Box Girder 04 H10 01 313600 mm 168 - mm 11200 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 1160.08 kg Box Girder 05 H12 52 28159 mm 294 - mm 100 mm 1900 mm 50 mm 50 mm 1180 mm 1000 mm 45 mm 45 mm - cm³ 1050.59 kg Box Girder 06 H10 01 156800 mm 112 - mm 11200 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 773.38 kg Box Girder 07 H10 15 11885 mm 336 285600 mm 450 mm 225 mm 400 mm 390 mm 0 mm 0 mm 0 mm 0 mm - cm³ 176.08 kg Box Girder 08 H10 15 8301 mm 329 197400 mm 310 mm 220 mm 285 mm 220 mm 0 mm 0 mm 0 mm 0 mm - cm³ 121.70 kg 4. Structural works to be concrete grade 30/20, nominal mix 1:1:2. 5. All cages and formwork to be inspected and approved by SE prior to casting. 6. All structural concrete to be machine mixed and poker vibrated. 7. All steel reinforcement bars to be Type 2 Deformed Bars fabricated to BS 4449 with a minimum yield strength of 500 MPa denoted by letter H. Rev BAR MARK REBAR DIAMETER SHAPE CODE PIER CAP 01 H32 25 SHAPE IMAGE Date PORTFOLIO PROJECT PIER CAP REBAR SCHEDULE ELEMENT Description BAR LENGTH QUANTITY TOTAL BAR LENGTH A B C D E F H1 H2 REBAR VOLUME REBAR MASS 8990 mm 20 180000 mm 2325 mm 2325 mm 270 mm 270 mm 4330 mm 2310 mm 0 mm 0 mm - cm³ 1136.40 kg PROJECT TITLE PIER CAP 02 H32 15 17992 mm 40 360500 mm varies with span varies with span varies with span varies with span 0 mm 0 mm 0 mm 0 mm - cm³ 2275.96 kg PIER CAP 03 H32 11 23563 mm 22 259600 mm 730 mm varies with span 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 1638.94 kg varies with span 290 mm PIER CAP 04 H20 52 805245 mm 116 805245 mm varies with span PROPOSED EXPRESSWAY SECTION CLIENT 290 mm 1180 mm 1000 mm 295 mm 295 mm - cm³ 1985.85 kg N/A ARCHITECT N/A PIER CAP 05 H12 21 23940 mm 14 167650 mm 4975 mm varies with span 4975 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 148.84 kg PIER CAP 06 H12 00 25435 mm 28 178150 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 158.16 kg PIER CAP 07 H16 52 946457 mm 196 - mm varies with span varies with span varies with span 205 mm 205 mm 1180 mm 1000 mm 205 mm 205 mm - cm³ 2453.38 kg DRAWING TITLE REBAR BENDING SCHEDULES STRUCTURAL ENGINEER BRIAN N. GATONYE GITHENG'U CANTILEVER SLAB REBAR SCHEDULE ELEMENT BAR MARK REBAR DIAMETER SHAPE CODE Cantilever Slab Cantilever Slab Cantilever Slab 01 H12 02 03 SHAPE IMAGE BAR LENGTH QUANTITY TOTAL BAR LENGTH A B C D E F H1 H2 REBAR VOLUME REBAR MASS 00 13800 mm 342 786600 mm 2300 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 698.35 kg H12 00 134400 mm 72 806400 mm 11200 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 715.93 kg H12 00 13800 mm 456 - mm 2300 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm - cm³ 931.14 kg SCALE AS INDICATED DRAWN BY CHECKED BY APPROVED BY DATE DRAWING NO. SHEET 05