EFFECT OF LARGE OPENINGS IN UNBONDED POST-TENSIONED PRECAST CONCRETE WALLS

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EFFECT OF LARGE OPENINGS IN UNBONDED POST-TENSIONED PRECAST CONCRETE WALLS

Azusa Pacific University, US has reference to this Academic Journal, EFFECT OF LARGE OPENINGS IN UNBONDED POST-TENSIONED PRECAST CONCRETE WALLS Michael Allen Yahya C. Kurama University Of Notre Dame Notre Dame, IN ELEVATION wall panel horizontal joint unbonded PT bar spiral reinforcement foundation anchorage WALL WITH OPENINGS lateral load gravity load opening gap

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BASE PANEL compression stresses shear stresses CRACKING 1 1 2 2 3 3 4 5 5 FINITE ELEMENT MODEL truss elements contact elements nonlinear plane stress elements

ABAQUS VERSUS DRAIN base shear (kips) 0 0.5 1 1.5 2 2.5 500 1000 roof drift (%) DRAIN yielding state gap opening state ABAQUS ABAQUS VERSUS DRAIN roof drift (%) contact length / wall length 0 0.5 1 1.5 2 2.5 0.5 1.0 ABAQUS DRAIN BUILDING LAYOUT FOR HIGH SEISMICITY 8 x 24 ft. = 192 ft. 110 ft. N hollow- core panels gravity load frame lateral load frame wall column L-beam inverted T-beam S

Basic Computer Network Bandwidth Connecting so that the Internet Home Network (single machine) Home Network (multiple machines) Home Network (multiple machines) Home Wireless Network Connection Types LAN (Local Area Network) LAN (Local Area Network) LAN (Local Area Network) WLAN (Wireless LAN) WLAN (Wireless LAN) Dial-up Services Dial-up Services Broadband Services Broadband Services Broadband Services WAN (Wide Area Network) Hub/Switch/Router Intranet vs. Internet TCP/IP TCP/IP (cont) Packets VPN (Virtual Private Network) Host & IP Address DNS (Domain Name System) Top-level Domains Second-level Domains Domain Names & Registrars How To Register A Domain Name? Policies Conclusion References References (cont) Homework 2

WALL WH1 CROSS SECTION 12 in (31 cm) 10 ft (3 m) half wall length #3 spirals rsp=7% PT bars ap=1.5 in2 (9.6 cm2) fpi=0.60fpu C L PARAMETRIC INVESTIGATION opening size opening location prestress level OPENING SIZE ho 2 feet (0.13 hp) 4 feet (0.25 hp) 6 feet (0.38 hp) 8 feet (0.50 hp) lo 2 feet (0.10 lp) 4 feet (0.20 lp) 8 feet (0.40 lp) 6 feet (0.30 lp) 10 feet (0.50 lp) lo ho hp=16 feet lp=20 feet

OPENING LOCATION lo y 10 feet (0.63 hp) 8 feet (0.50 hp) 6 feet (0.38 hp) lo 2 feet (0.10 lp) 4 feet (0.20 lp) 8 feet (0.40 lp) 6 feet (0.30 lp) 10 feet (0.50 lp) y ho = 6 feet PRESTRESS LEVEL C L high seismicity medium seismicity FUTURE WORK model refinement experimental verification parametric investigation strut-and-tie models design recommendations

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Frantz, Gilda is from United States and they belong to General Manager and work for KAPR-AM in the AZ state United States got related to this Particular Article.

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