Effectiveness of Building Information Modeling in Value Engineering, Sequencing, & Site Logistics T.C. Williams High School Replacement Project Ky Kyle C Conrad AE Senior Pr AE Senior Proje oject t – Spring 200 pring 2007 Cons Constr truction Manag uction Management ment
Presentation Outline Project Background Building Information Model [ BIM ] Alternative Building Materials Analyses Breadth Topic: Gymnasium Acoustics Breadth Topic: Heat Transfer Breadth Topic: Proposed Structural Steel Moment Frame Work Sequencing Site Logistics Conclusions & Recommendations Question & Answer Session Kyle Conrad – Construction Management
Project Background Project Site: Project 3330 King St. Background Alexandria, Virginia BIM Alternative Building Materials Gymnasium Acoustics Heat Transfer Structural Frame Work Sequencing Site Logistics Conclusions / Recommendations Q & A Kyle Conrad – Construction Management
Project Background Project Home of the Titans Background Original T.C. Williams High School • Over the last 50 Years BIM existing schools Alternative condition had been Building Materials degrading Gymnasium Acoustics • Originally designed to Heat Transfer educate grades 9-12 Structural • District population grew Frame forcing 9 th grade to be Work Sequencing relocated to a different facility Site Logistics • Additionally classes Conclusions / held in temporary Recommendations classroom trailers Q & A Kyle Conrad – Construction Management
Project Background New Home of the Titans Project • 469,507 ft 2 educational facility Background • Specialty classrooms (biology, BIM marketing, chemistry, etc.) Alternative Building Materials • Planetarium Gymnasium • Computer and Science Labs Acoustics Heat Transfer • Commons Area Structural Seeking LEED Certification • Auditorium with operable Frame partitions to create multiple • Create sustainable building Work Sequencing lecture halls that reduces the consumption of raw Site Logistics • Main and Auxiliary Gymnasiums materials and energy and • “Babies with Babies” daycare Conclusions / has a low impact on the Recommendations and living lab environment Q & A • Music Suites • Auto Service Technology Shops Kyle Conrad – Construction Management
Project Background Project Background Structural System Mechanical System BIM • Geopiers - rammed aggregate • 17 rooftop AHUs Alternative soil reinforcement Building Materials • ranging from 1,400 to 23,295 cfm Gymnasium • Classroom Towers – 3 story • 4 indoor AHUs Acoustics steel moment frame structure Heat Transfer • Variable Air Volume System with • East Wing & Rooms at South Structural 305 terminal units with reheating End of Classroom Towers [Areas Frame coils 5, 6, & 7] – Single story multi • A 4 pipe system supplies and Work Sequencing height spaces of Load Bearing returns hot and chilled water to and CMU walls with structural steel Site Logistics from 12 fan coil units roof beams and joists Conclusions / Recommendations Q & A Kyle Conrad – Construction Management
Project Background Design-Bid Design -Bid-Build -Build Design-Bid Design -Bid-Bu -Build ld Project Background Own Owner: Alexandria City Public Schools BIM Arch Ar chitec itect / t / Alternative Structur Str ctural al & & MEP P Building Materials Eng Engineers neers: Moseley Architects Des Design gn--Build --Build Gymnasium Gen Genera ral Co l Contra ntractor ctor: Desi De sign-- gn--Buil ild Hensel Phelps Construction Acoustics Company Contratual Change Heat Transfer Own Owner: Alexandria City Public Structural Schools Frame 100% CDs Work Sequencing Gene nera ral Con l Contrac ractor: Hensel Phelps Construction Site Logistics Company Conclusions / Recommendations Arc Architect / itect / Structural & Str & MEP P En Engine gineers ers: Q & A Moseley Architects Kyle Conrad – Construction Management
Project Background Phase A-1 Project Background BIM Alternative Building Materials Gymnasium Acoustics Heat Transfer Structural Phase A-2 Frame Work Sequencing Site Logistics Conclusions / Recommendations Q & A Kyle Conrad – Construction Management
Project Background Phase B-1 Project Background BIM Alternative Building Materials Gymnasium Acoustics Heat Transfer Phase B-2 Structural Frame Work Sequencing Site Logistics Conclusions / Recommendations Q & A Kyle Conrad – Construction Management
Building Information Model [ BIM ] Project Background BIM Alternative Building Materials Goals of Building Information Model: Gymnasium Experiment with the interoperability Acoustics between programs to…. Programs Used: Heat Transfer Structural • Quickly perform quantity take-offs • Autodesk Revit Building 9.1 Frame • Manipulate the original design for • Autodesk Revit Structure 4 Work Sequencing value engineering purposes • RAM Structural Systems Site Logistics • Design a structural moment frame • NavisWorks • Visualize and re-sequence the Conclusions / • Timeliner Recommendations construction schedule through 4D planning Q & A Kyle Conrad – Construction Management
Building Information Model [ BIM ] Autodesk Revit Building 9.1: • Developed structural grid based on Project Background construction drawings provided by Hensel Phelps BIM • Initially generated building model Alternative with generic wall types to speed the Building Materials Gymnasium modeling process of Areas 5, 6, & 7 Acoustics • Created massing models of Areas 1- Heat Transfer 4 to accurately render the Structural appearance of the school Frame • Adjusted wall types to complete a CMU and Work Sequencing Solarcrete version Site Logistics • Generated wall schedules to perform QTO of materials to Conclusions / Recommendations be exported to Excel Q & A Kyle Conrad – Construction Management
Building Information Model [ BIM ] Project Background BIM Alternative Building Materials Gymnasium Acoustics Heat Transfer Structural Frame Work Sequencing Site Logistics Conclusions / Recommendations Q & A Kyle Conrad – Construction Management
Building Information Model [ BIM ] Project Autodesk Revit Structure 4: Background • Directly opened generic model BIM created by Revit Building 9.1 Alternative • Developed generic structural steel Building Materials frame for main gymnasium Gymnasium Acoustics • Isolated and exported steel frame Heat Transfer NavisWorks: to RAM for structural analysis and Structural member sizing • Exported Revit file to Frame NavisWorks • Loaded RAM model back into Work Sequencing Autodesk Structure 4 to develop • Used Timeliner Mode to structural framing and column Site Logistics open Microsoft Project schedules for QTO (presented Summary Schedule compiled Conclusions / later) Recommendations from Suretrak schedule provided by HP Q & A • Attached schedule task to building model components Kyle Conrad – Construction Management
Alternative Building Materials Project Background • Structural Insulated Concrete BIM Composite Wall Panel Alternative • 7-1/4” expanded polystyrene [EPS] Building Materials foam insulation (R-Value of 36) Gymnasium Acoustics • #3 Rebar (Grade 60) Heat Transfer Structural • (2) 2-3/8” layers of fiber reinforced Frame shotcrete (pneumatic application) Work Sequencing • Polymer alloy wall ties act as a thermal barrier compared to original Site Logistics steel design Conclusions / • Improving energy efficiency of wall Recommendations system Q & A • Plastic straps slide through tie slots to band panels together Kyle Conrad – Construction Management
Alternative Building Materials • Fabricated in controlled environment increasing worker Project productivity and reducing site Background congestion BIM • 2’ x 4’ rebar grid both sides of wall Alternative • Vertical reinforcement runs entire Building Materials height of wall Gymnasium Acoustics • Horizontal reinforcement 4’ o.c. on Heat Transfer alternating sides of wall Structural • Vertical Control joints wire tied to Frame horizontal reinforcing at a maximum Work Sequencing of 8’ o.c. • Transported to site Site Logistics • Just-in-Time delivery possible Conclusions / Recommendations to reduce the need for on-site material storage areas and Q & A double-handling of materials Kyle Conrad – Construction Management
Alternative Building Materials • Structurally superior to CMU – Project according sales representative Background • High wall assemblies often BIM require structural steel support Alternative frame to aid in the resistance to Building Materials lateral loading Gymnasium • Increase ease of erection of Acoustics prefabricated panels Heat Transfer Structural Frame Work Sequencing • Lightweight panels tilted-up into Site Logistics place via boom lifts or cranes Conclusions / Recommendations • Anchored into continuous footing Q & A Kyle Conrad – Construction Management
Recommend
More recommend
