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Christopher Simmons l Structural Option AE Senior Thesis l Spring 2010 Faculty Consultant l Dr. Ali M. Memari Baltimore Hilton Convention Center Baltimore Hilton Convention Center Baltimore, MD
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Outline Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Project Goals
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Structural Depth Study
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Design LoadsDesign Loads ASCE 7-05 Live load values Superimposed load values – RTKL Snow Controlling load combination 1.2 SW + 1.6 LL + 1.2 SDL Table 1 - Gravity Loads DescriptionASCE 7-05RTKL ValueDesign Value DEAD (DL) Concrete150pcf Ceiling, Mech, Ducts, etc.20-25psf5-20psf20psf LIVE (LL)* Private Hotel Rooms40psf Ballroom100psf Corridors (first floor, main lobby)100psf Corridors (serving private hotel rooms)100psf40psf Aerobic/Exercise Rooms100psf Pool Deck75psf80psf75psf Green Roof100psf Exterior Balconies (East Tower)100psf Roofing20psf30psf20psf SNOW (S) Snow20psf * Live load reductions were not taken into consideration in the design. Design Value DEAD (DL) 150pcf 20psf LIVE (LL)* 40psf 100psf 40psf 100psf 75psf 100psf 20psf SNOW (S) 20psf
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Modeling ProcessModeling Process Determine Slab Thicknesses Structural Requirements Beam and Column Layout Model in ADAPT Concrete strength | f’ c = 5 ksi | f’ ci = 3 ksi Dimensions Application of design loads Analysis Forces & stresses Displacements
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Table 2 - Floor Slab Thickness Comparison Level Designed Two-Way Post- tensioning Thickness (in) Existing Two-Way Flat Plate Thickness (in) Change in Thickness (in) Floor 11192 Mezzanine89 Floor 289 Floor 31091 Floor 468-2 Floor 568-2 Floor 668-2 Floor 768-2 Floor 868-2 Floor 968-2 Floor 1068-2 Floor 1168-2 Floor 1268-2 Floor 1368-2 Floor 1468-2 Floor 1568-2 Floor 1668-2 Floor 1768-2 Floor 1868-2 Floor 1968-2 Change in Thickness (in) 2 1 -2
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Seismic Analysis ETABS Model Building Weight Base Shear Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Reinforced Concrete Floor Dead Weight LevelWallsMEPColumnsBeamsSlabsDrop PanelsRoofTotal Mezzanine331.1359.131235.692366.46358.6021.71010372.66 2397.3559.13912.9432488583.48103.40013304.30 3353.3959.13912.943781.68383.8917.28013508.22 4179.5559.13288.501948.84119.0903081.599676.67 5179.5559.13288.501090.43044.34004661.92 6179.5559.13288.501090.43009.47004627.06 7179.5559.13288.501090.43009.47004627.06 8179.5559.13288.501090.43009.47004627.06 9179.5559.13288.501090.43009.47004627.06 10179.5559.13288.501090.43009.47004627.06 11179.5559.13288.501090.43009.471.8004628.86 12179.5559.13288.501090.43009.47004627.06 13179.5559.13288.501090.43009.47004627.06 14179.5559.13288.501090.43009.47004627.06 15127.5159.13288.5010442802.120119.734441.00 16127.5159.13288.501067.21977.67003520.02 1777.9159.13288.50858.41706.65002990.60 1877.9159.13288.50881.61706.65003013.80 1977.9159.13209.85858.41706.65002911.94 20059.13130.07858.41706.650302.123056.37 Total3545.661182.657729.0227816.8069181.08144.183503.44113102.83 Post-Tensioning Floor Dead Weight LevelWallsMEPColumnsBeamsSlabsDrop PanelsRoofTotal Mezzanine331.1359.131235.692366.45652.0921.7109666.15 2397.3559.13912.9432487629.76103.40012350.58 3353.3959.13912.943781.69315.4317.28014439.76 4179.5559.13288.501948.83089.3203081.598646.89 5179.5559.13288.501090.42283.25003900.84 6179.5559.13288.501090.42257.11003874.69 7179.5559.13288.501090.42257.11003874.69 8179.5559.13288.501090.42257.11003874.69 9179.5559.13288.501090.42257.11003874.69 10179.5559.13288.501090.42257.11003874.69 11179.5559.13288.501090.42257.111.8003876.49 12179.5559.13288.501090.42257.11003874.69 13179.5559.13288.501090.42257.11003874.69 14179.5559.13288.501090.42257.11003874.69 15127.5159.13288.5010442101.590119.733740.47 16127.5159.13288.501067.21483.25003025.60 1777.9159.13288.50858.41279.99002563.93 1877.9159.13288.50881.61279.99002587.13 1977.9159.13209.85858.41279.99002485.28 20059.13130.07858.41279.990302.122629.71 Total3545.661182.657729.0227816.8056988.62144.183503.44100910.36
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Structural Depth Study Conclusion
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Construction Management Breadth Study
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Cost Analysis Schedule Analysis Table 4 - Floor System Cost Comparison Material Designed Two-Way Post-tensioning (Dollars) Existing Two-Way Flat Plate (Dollars) Change in Cost Concrete Mix (4000 PSI for Existing and 5000 PSI for PT) 1,853,245.982,121,912.45 -$268,666.47 Mild Reinforcing Steel299,136.161,585,937.40 -$1,286,801.24 Prestressing Steel Tendons541,451.520 $541,451.52 Concrete Placing358,553.79431,761.05 -$73,207.26 Concrete Curing32,463.2051,312.80 -$18,849.60 Total -$1,106,073.05
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Acoustical Breadth Study
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments Structural Depth Slab Thickness Beam and Column Layout Foundation System Construction Management Breadth Cost Analysis Schedule Analysis Acoustical Breadth Pool Area Exercise Room
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Construction Management Breadth Study Acoustical Breadth Study Conclusions Acknowledgements Questions and Comments RTKL Associates Bob Knight Jeff Kennelly Hensel Phelps Bill Thumm The Pensylvania State University Prof. Moses Ling Dr. Ali M. Memari Prof. M. Kevin Parfitt Prof. Robert Holland
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Baltimore, MD Baltimore Hilton Convention Center Baltimore, MD Existing Building Information Project Goals Structural Depth Study Architectural Breadth Study Facade Detailing Breadth Study Conclusions Acknowledgements Questions and Comments
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