Stanford Cath Labs 7, 9, & 10
Numeric results of CAD vs. BIM to 2” vs.
full BIM



Jason          David           Eric Peabody
Holbrook       Denysenko
7




9



10
Experimental Controls


Experimental Variables
                         BIM Use                                 Area*      Start**   Architect

Cath Lab 7               CAD                               720 SF           2006

Cath Lab 9               2”                            1,173 SF             2009
                         Standard
Cath Lab                 Everything                    1,060 SF             2010
10
*Results expressed per SF to normalize this variable
**Cost values escalated to 2010 relative value to normalize this variable
What’s supposedly in it for me?
Save up to 23% on project costs
Complete project 35% faster
Drop change order rate to <0.1%
44% fewer RFIs




The Design Partnership LLP 
Architects + Planners
What’s supposedly in it for me?

23% less $
Complete project 35% faster
Drop change order rate to <0.1%
44% fewer RFIs




The Design Partnership LLP 
Architects + Planners
What’s supposedly in it for me?
Save up to 23% on project costs

35% faster
Drop change order rate to <0.1%
44% fewer RFIs



The Design Partnership LLP 
Architects + Planners
What’s supposedly in it for me?
Save up to 23% on project costs
Complete project 35% faster

Changes to <0.1%
44% fewer RFIs



The Design Partnership LLP 
Architects + Planners
What’s supposedly in it for me?
Save up to 23% on project costs
Complete project 35% faster
Drop change order rate to <0.1%

44% fewer RFIs

The Design Partnership LLP 
Architects + Planners
Cath Lab 7
CAD Only




The Design Partnership LLP 
Architects + Planners
7
Cath Lab 7: Siemens Biplane Cath Lab
    Project Area: 720 Gross Square Feet   Construction Start: 2006
Procedure Room: 600 Net Square Feet                BIM Use: None
(E) CAD                        V.I.F.   (N) CAD   Construction




The Design Partnership LLP 
Architects + Planners
(E) CAD                        V.I.F.   (N) CAD   Construction




The Design Partnership LLP 
Architects + Planners
(E) CAD                        V.I.F.   (N) CAD   Construction




The Design Partnership LLP 
Architects + Planners
(E) CAD                        V.I.F.   (N) CAD   Construction




The Design Partnership LLP 
Architects + Planners
The delay was caused…by the
          over-head structural and M/E/P/FP
          not being coordinated. The
          majority of the overhead had to be
          re-designed.              DPR
                                   Construction




The Design Partnership LLP 
Architects + Planners
Cath Lab 9
BIM to 2”




The Design Partnership LLP 
Architects + Planners
9
Cath Lab 9: Siemens Biplane Hybrid OR
    Project Area: 1,173 Gross Square Feet   Construction Start: 2009
Procedure Room: 821 Net Square Feet                  BIM Use: Model to 2”
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
Cath Lab 10
BIM Everything




The Design Partnership LLP 
Architects + Planners
10
Cath Lab 10: Siemens Biplane Pediatric Cath Lab
    Project Area: 1060 Gross Square Feet    Construction Start: 2010
Procedure Room: 717 Net Square Feet                  BIM Use: Model Everything
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
3D Scan                 (E) Model   (N) Model   Construction




The Design Partnership LLP 
Architects + Planners
Results




The Design Partnership LLP 
Architects + Planners
Construction Cost
                          BIM Use         % from
                                            CAD

Cath Lab 7                CAD
Cath Lab 9                2” Standard   -15.0%
Cath Lab                  Everything
*All figures in 2010 Relative Value      -4.1%
10
Change Order Cost
                          BIM Use       % of Total

Cath Lab 7                CAD            12.4%
Cath Lab 9                2” Standard     8.1%
Cath Lab                   Everything   <0.1%
10
*All figures in 2010 Relative Value



The Design Partnership LLP 
Architects + Planners
Construction
Schedule BIM Use                                        Construction       Days/SF    % from
                                                                                        CAD

Cath Lab 7               CAD                             8.40 mo        0.23 D/SF
Cath Lab 9               2” Standard                     8.50 mo        0.15 D/SF    -34.8%
Cath Lab                 Everything                      8.45 mo        0.16 D/SF    -30.4%
10
All Costs
                         Survey                 All      Construction     Margin**      Total
                                         Services*                  $
Cath Lab 7                                  18.5%                                     18.5%
Cath Lab 9                 1.6%             27.3%            (15.0%)      (22.0%)    (23.3%)
Cath Lab 10                1.6%             18.5%
*All design professional fees, including non-BIM fees
                                                              (4.1%)      (18.6%)    (17.9%)
**Cath lab contribution margin of ~$8,000 per day



The Design Partnership LLP 
Architects + Planners
Conclusions
Save up to 23% on project costs
Complete project 35% faster
Drop change order rate to <0.1%
44% fewer RFIs




The Design Partnership LLP 
Architects + Planners
Thanks. Questions?


Jason                      David                     Eric Peabody
                                                     eric@dpsf.com
Holbrook                   Denysenko
jholbrook@stanfordmed.or   ddenysenko@stanfordmed.   415 777-3737
g                          org
650 721-1928               650 736-7546

Experimental BIM Use Comparison on Stanford Hospital Cath Labs

  • 1.
    Stanford Cath Labs7, 9, & 10 Numeric results of CAD vs. BIM to 2” vs. full BIM Jason David Eric Peabody Holbrook Denysenko
  • 3.
  • 4.
    Experimental Controls Experimental Variables BIM Use Area* Start** Architect Cath Lab 7 CAD 720 SF 2006 Cath Lab 9 2” 1,173 SF 2009 Standard Cath Lab Everything 1,060 SF 2010 10 *Results expressed per SF to normalize this variable **Cost values escalated to 2010 relative value to normalize this variable
  • 5.
    What’s supposedly init for me? Save up to 23% on project costs Complete project 35% faster Drop change order rate to <0.1% 44% fewer RFIs The Design Partnership LLP  Architects + Planners
  • 6.
    What’s supposedly init for me? 23% less $ Complete project 35% faster Drop change order rate to <0.1% 44% fewer RFIs The Design Partnership LLP  Architects + Planners
  • 7.
    What’s supposedly init for me? Save up to 23% on project costs 35% faster Drop change order rate to <0.1% 44% fewer RFIs The Design Partnership LLP  Architects + Planners
  • 8.
    What’s supposedly init for me? Save up to 23% on project costs Complete project 35% faster Changes to <0.1% 44% fewer RFIs The Design Partnership LLP  Architects + Planners
  • 9.
    What’s supposedly init for me? Save up to 23% on project costs Complete project 35% faster Drop change order rate to <0.1% 44% fewer RFIs The Design Partnership LLP  Architects + Planners
  • 10.
    Cath Lab 7 CADOnly The Design Partnership LLP  Architects + Planners
  • 11.
  • 12.
    Cath Lab 7:Siemens Biplane Cath Lab Project Area: 720 Gross Square Feet Construction Start: 2006 Procedure Room: 600 Net Square Feet BIM Use: None
  • 13.
    (E) CAD V.I.F. (N) CAD Construction The Design Partnership LLP  Architects + Planners
  • 14.
    (E) CAD V.I.F. (N) CAD Construction The Design Partnership LLP  Architects + Planners
  • 15.
    (E) CAD V.I.F. (N) CAD Construction The Design Partnership LLP  Architects + Planners
  • 16.
    (E) CAD V.I.F. (N) CAD Construction The Design Partnership LLP  Architects + Planners
  • 17.
    The delay wascaused…by the over-head structural and M/E/P/FP not being coordinated. The majority of the overhead had to be re-designed. DPR Construction The Design Partnership LLP  Architects + Planners
  • 18.
    Cath Lab 9 BIMto 2” The Design Partnership LLP  Architects + Planners
  • 19.
  • 20.
    Cath Lab 9:Siemens Biplane Hybrid OR Project Area: 1,173 Gross Square Feet Construction Start: 2009 Procedure Room: 821 Net Square Feet BIM Use: Model to 2”
  • 21.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 22.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 23.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 24.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 25.
    Cath Lab 10 BIMEverything The Design Partnership LLP  Architects + Planners
  • 26.
  • 27.
    Cath Lab 10:Siemens Biplane Pediatric Cath Lab Project Area: 1060 Gross Square Feet Construction Start: 2010 Procedure Room: 717 Net Square Feet BIM Use: Model Everything
  • 28.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 29.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 30.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 31.
    3D Scan (E) Model (N) Model Construction The Design Partnership LLP  Architects + Planners
  • 32.
    Results The Design PartnershipLLP  Architects + Planners
  • 33.
    Construction Cost BIM Use % from CAD Cath Lab 7 CAD Cath Lab 9 2” Standard -15.0% Cath Lab Everything *All figures in 2010 Relative Value -4.1% 10 Change Order Cost BIM Use % of Total Cath Lab 7 CAD 12.4% Cath Lab 9 2” Standard 8.1% Cath Lab Everything <0.1% 10 *All figures in 2010 Relative Value The Design Partnership LLP  Architects + Planners
  • 34.
    Construction Schedule BIM Use Construction Days/SF % from CAD Cath Lab 7 CAD 8.40 mo 0.23 D/SF Cath Lab 9 2” Standard 8.50 mo 0.15 D/SF -34.8% Cath Lab Everything 8.45 mo 0.16 D/SF -30.4% 10 All Costs Survey All Construction Margin** Total Services* $ Cath Lab 7 18.5% 18.5% Cath Lab 9 1.6% 27.3% (15.0%) (22.0%) (23.3%) Cath Lab 10 1.6% 18.5% *All design professional fees, including non-BIM fees (4.1%) (18.6%) (17.9%) **Cath lab contribution margin of ~$8,000 per day The Design Partnership LLP  Architects + Planners
  • 35.
    Conclusions Save up to23% on project costs Complete project 35% faster Drop change order rate to <0.1% 44% fewer RFIs The Design Partnership LLP  Architects + Planners
  • 36.
    Thanks. Questions? Jason David Eric Peabody eric@dpsf.com Holbrook Denysenko jholbrook@stanfordmed.or ddenysenko@stanfordmed. 415 777-3737 g org 650 721-1928 650 736-7546

Editor's Notes

  • #35 Quarter million $ saved on Cath 9