DESIGN PRE-CAST (FLAT)FACADE WALL/PANEL
Notes Design Code, EC2 BS8110 Concrete and Reinforcement ; during demoulding fckcube, 15 10 15 20 25 30 35 40 45 50 N/mm2 , installations stage, fckcube_install 30 15 20 25 30 35 40 50 N/mm2 , service stage, fckservice C35/45 C20/25 C25/30 C30/37 C35/45 C40/50 C45/55 C50/60 N/mm2
Conrete Density, γconc = 25 24 kN/m3 , steel rebar, fst 460 485 500 N/mm2 , cover, 25 20 25 30 35 40 45 50 mm prefered reinforcements diameter, φrebar 10 8 10 12 13 16 20 25 mm prefered reinforcements type, φtype, BRC Reinforcements mm
Factor Safety, FOS FOSdemoulding= 3.0 1.0 1.25 1.3 1.5 1.6 2.0 2.5 3.0 FOSlifting/installation= 3.0 1.0 1.25 1.3 1.5 1.6 2.0 2.5 3.0
DIMENSIONS ; Wall thickness, tpanel = 150 75 90 95 100 105 110 115 120 125 130 135 140 145 150 165 170 175 190 195 200 205 210 215 220 225 230 235 240 245 250 260 265 mm hpanel = mm Panel Width, bpanel = 2100 800 850 900 925 950 1000 1050 1100 1150 1175 1200 1250 1275 1300 1325 1350 1375 1400 1425 1450 1475 1500 1550 1600 1650 1800 1900 1950 2000 2010 2015 2025 2030 2050 2075 2100 2120 2125 2150 2160 2165 2175 2190 2200 2215 2220 2230 2250 2275 2290 2300 2310 2325 2330 2340 2350 2360 2375 2400 2415 2425 2450 2500 2525 2550 2560 2575 2600 2650 2675 2700 2725 2750 2775 2800 2825 2850 2875 2900 2925 2950 2975 3000 3025 3050 3075 3100 mm
DEMOULDING LIFTING POINTS ; hlifting_top = mm (dist to the panel bottom) hlifting_bott = mm (dist to the panel bottom)
LIFTING DURING INSTALLATION ; Lifting during installation pivots the panel from the bottom.
eccentricity from Wall gravity center to centers of corbel support, ecc = 150 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220 225 230 235 240 245 250 255 260 265 270 275 280 285 290 295 300 305 310 315 320 325 330 335 340 345 350 355 360 365 370 375 380 385 390 395 400 405 410 415 420 425 430 435 440 445 450 455 460 465 470 475 480 485 490 495 500 505 510 515 520 525 530 535 540 545 550 555 560 565 570 575 580 585 590 595 600 605 610 615 620 625 630 635 640 645 650 655 660 mm must be >= (tpanel/2)+100mm Wind Loading, Wind = 1 0.25 0.3 0.35 0.4 0.5 0.6 0.65 0.75 0.8 0.9 1.0 1.25 1.5 1.75 2.0 2.25 2.5 kN/m2 BARRIER DESIGN ; Top of Slab , hslab = mm (dist to panel bottom) Barrier Loading, udLbarrier = 0 0.22 0.36 0.74 1 1.5 3 kN/m INFILL Barrier Loading, udLinfill_barrier = 0 0.5 1 1.5 kN/m2
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