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STRUCTURAL DESIGN FOR TWO STOREY CARPARK IN UNITEC STUDENT :BAKHTAYAR ZALMAYSUPERVISOR : JONATHAN LEAVER
DESCRIPTION
AIMS• UNDER EQUIVALENT STATIC
HORIZONTAL FORCE FOR EACH LEVEL
• DEFLECTION BY MULTIFRAME
• ANALYSIS AND DESIGN STRUCTURE
• MATERIAL COSTS
• BEST OPTIONS
OBJECTIVES• DEFLECTION: CONCRETE & STEEL
• CALCULATION : STEEL, CONCRETE & REINFORCING SLAB FOR BOTH OPTION
• M*, V* , N*
• 1.2G+1.5Q , 1.35G & EU+G+0.3Q
• MATERIAL COST : CONCRETE & STEEL
• SCHEDULE OF QUANTITIES
METHODOLOGY• PRELIMINARY DESIGN OPTION 1 & 2
• PERMEANT ACTION
• EQUIVALENT STATIC HORIZONTAL FORCE FOR EACH LEVEL
• DESIGN BEAM , COLUMN AND FLOOR
• COST ESTIMATE
• THE FINAL DESIGN
CONCRETE OPTION 1• PRELIMINARY DIMENSION
• PERMANENT ACTIONS
• SEISMIC WEIGHT
• WT = W1 + W2
• =360.49 + 279.62
• = 640.12 KN
DEFLECTION • DEFLECTION BY MULTIFRAME
• PERIOD OF VIBRATION BY RAYLEIGH METHOD
• EQUIVALENT STATIC HORIZONTAL FORCE FOR EACH LEVEL
D2= 7.087 MM = 0.007M
D1= 4.956 MM = 0.004M
STRUCTURAL ANALYSIS
DESIGN BEAM • DESIGN FOR BOTH LEVELS
• COMPRESSION AND TENSION ZONE
• AREA OF REINFORCEMENT AS=T
FY
• BARS= 3 D10 @ 40MM
• CHECK M* CAP= T. JD
DESIGN BEAM • P MIN ≤ P EFFECTIVENESS ≤ P MAX √
• SHEAR REINFORCED REQUIRED
• AV=AREA OF SHEAR REINFORCEMENT
• 2 LEGGED 10 MM STIRRUPS
• METHODOLOGY AND CALCULATION USED FOR BOTH TRANSVERSE & LONGITUDINAL SECTION
DESIGN COLUMN
DESIGN COLUMN• MAX M* & CORRESPONDING N*
• USING COLUMN DESIGN CHART
• FINDING PT FORM 0.7 AND 0.8 CHARTS
• GROSS AREA OF SECTION
• AG= PT X AS
• 4 D16 BARS
DESIGN COLUMN• P MIN ≤ P EFFECTIVENESS ≤ P MAX √
• SHEAR REINFORCED REQUIRED
• AV=AREA OF SHEAR REINFORCEMENT
• R10 @ 150 C/C
• METHODOLOGY AND CALCULATION USED FOR BOTH TRANSVERSE & LONGITUDINAL SECTION
DESIGN FOR SLAB FOR BOTH
OPTION • FROM PRELIMINARY DESIGN
• TWO WAY SLAB WITH EDGE OF BEAM TABLE 2.2 NZ 3101 2006
• BENDING MOMENTS FROM
• 1.2 G +1.5 Q BOTH LEVELS
• M*X &M*Y = B WU LX2
• BX AND BY TALBE C 6.2
DESIGN OF SLAB• NO OF BAR = AS REQ
• AS DIA
• 7 HD12 @ 150MM PER 1 M
• TERMINATION POINTS 0.15 LN
• ACCORDING TO STANDARD
STEEL OPTION 2
• PRELIMINARY DIMENSION
COLUMN 310 UC158
BEAM 250UB37.3
• PERMANENT ACTIONS
• SEISMIC WEIGHT
• WT = W1 + W2
• =302.19 + 243.03
• = 545.22 KN
STEEL • DEFLECTION BY MULTIFRAME
• PERIOD OF VIBRATION BY RAYLEIGH METHOD
• EQUIVALENT STATIC HORIZONTAL FORCE FOR EACH LEVEL
D2= 0.558 MM
D1= 0.295 MM
STRUCTURAL ANALYSIS
BEAM 250UB37.3
• ULTIMATE AND SERVICEABILITY LIMIT STATES
• SECTION & MEMBER AND SHEAR CAPACITY
• NZS 3404 1999
• BENDING MOVEMENT M*X AND M*Y
• CALCULATE ᶿM*
• MEMBER * M CAPACITY ≤ SECTION M* CAPACITY
COLUMN 310 UC158
• SECTION & MEMBER CAPACITY
• AXIAL COMPRESSION & TENSION
• N* ≤ N ᶿ S
• N* ≤ Nᶿ C
SCHEDULE OF QUANTITIES FOR BOTH
CONCRETE & STEEL• COSTS WERE TAKEN FROM RAWLINSON'S
NZ CONSTRUCTION HAND BOOK 2001
• ALL PRICE INCLUDED SUPPLY , DELIVERY , PLACING AND FIXING AND LABOURS
• COMPARE THE SCHEDULES WITH RESPECT TO $$$$$ COST $$$$$
CONCLUSIONS • TWO STOREY CAR PARK
• AS/NZS 1170, NZS 3101, NZS 3404
• CONCRETE IS ONE OF THE MOST POPULAR MATERIALS FOR BUILDINGS BECAUSE IT HAS
• HIGH COMPRESSIVE STRENGTH, FLEXIBILITY IN ITS FORM AND IT IS WIDELY AVAILABLE.
• FOR SAFETY CONCRETE STRUCTURAL BUILDING, A STRUCTURAL ENGINEER MUST UNDERSTAND OF THE LOADING/ACTIONS, STRUCTURE ANALYSIS AND STRUCTURAL DESIGN.
REFERENCES 1. AS/NZS 1170.0:2002 STRUCTURAL DESIGN ACTION- GENERAL PRINCIPLES. STANDARDS AUSTRALIAN/NEW ZEALAND.
2. AS/NZS 1170.1:2002 STRUCTURAL DESIGN ACTION- PERMANENT, IMPOSED AND OTHER ACTIONS. STANDARDS AUSTRALIAN/NEW ZEALAND.
3.AS/NZS 1170.5:2004 STRUCTURAL DESIGN ACTION- EARTHQUAKE ACTIONS. STANDARDS AUSTRALIAN/NEW ZEALAND
4.AS/NZS 2890.6:2009: PARKING FACILITIES PART 6: OFF-STREET PARKING FOR PEOPLE WITH DISABILITIES. STANDARDS AUSTRALIAN/NEW ZEALAND.
5.BERKOWSKI, P., DMOCHOWSKI, G., & KAZBERUK, M., (2013). ANALYSIS OF STRUCTURAL AND MATERIAL DEGRATION OF A CAR-PARK’S RC BEARING
STRUCTURE DUE TO CITY ENVIRONMENTAL INFLUENCES. PROCEDIA ENGINEERING.57, 183-192. RETRIEVED FROM HTTP://WWW.SCIENCEDIRECT.COM/
6.GOOGLE. (2015). RETRIEVED FROM HTTPS://WWW.GOOGLE.CO.NZ/MAPS/PLACE/UNITEC+INSTITUTE+OF+TECHNOLOGY/@-
36.8787877,174.7093156,2378M/DATA=!3M1!1E3!4M2!3M1!1S0X6D0D4720A3564DCF:0XAC4FD7893E9A560F
7.RAWLINSONS PUBLICATIONS. (2011).RAWLINSONS NEW ZEALAND CONSTRUCTION HANDBOOK: AUCKLAND, NEW ZEALAND: PRINT LINK LTD.
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