Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Premature Failing Concrete~2003.
MTO NWR foray into Prefabricated Bridge
Construction was born of necessity.
Prefabricated Bridge Construction in Ontario
Little Savanne R. Br. 2004
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Field placed FRP
concrete failed after 1
year.
ABC would not be
effective with
conventional material
Prefabricated Bridge Construction in Ontario
Things changed significantly
in 2005 with emergence of
GFRP and UHPC into
bridge construction scene
Prefabricated Bridge Construction in Ontario
Harryson* Joint
Revolutionized field joint
construction:
Short laps and zero
falsework
Prefabricated Bridge Construction in Ontario
*Peter Harryson, Chalmers University, Sweden
MTO Variation.
Prefabricated Bridge Construction in Ontario
Extensively tested to
prove joint efficacy.
1st installation of
UHPC and GFRP
was CN Ohead in
2005
Prefabricated Bridge Construction in Ontario
Led to the ‘Topless’ box girder bridge
using UHPC and GFRP.
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Over 30 such bridges built
in NWR since including
multi-spans.
Prefabricated Bridge Construction in Ontario
Over 30 such bridges built
in NWR since including
multi-spans.
Prefabricated Bridge Construction in Ontario
Use of UHPC and GFRP in decks has also grown.
Both staged rehab and new construction.
Prefabricated Bridge Construction in Ontario
Noden Causeway—precast ‘glued’ deck
Prefabricated Bridge Construction in Ontario
Noden Causeway—precast ‘glued down’ deck
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Prefabricated composite Timber (PSL)
Concrete Bridge for Low Volume Roads
Prefabricated Bridge Construction in Ontario
Prefabricated composite Timber (PSL)
Concrete Bridge for Low Volume Roads
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Signature Bridge 3 Towers ‘Modified Fan’ Shape 1st Cable Stayed Br in Ont. 1st Stage Constructed
NWR Prefab experience has
led to NWR ultimate Prefab project: Nipigon R. Br.
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
74m
113m 139m
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Prefabricated
Cast in
Place
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
37m
Precast Deck--Winnipeg Precast Towers--Calgary Structural Steel—Laval, Quebec, Calgary Cables—Spain Expansion Joints—China
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Tower segments—72 pieces
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Deck Panels—>400 pieces GFRP and Stainless Steel Reinforcing
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Nipigon River Cable Stayed Bridge
Nip
igon R
iver
Prefabricated Bridge Construction in Ontario
Nip
igon R
iver
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Epoxy ‘Buttered’ Surface
Prefabricated Bridge Construction in Ontario
Prefabricated Bridge Construction in Ontario
Nip
igon R
iver
Questions?
Prefabricated Bridge Construction in Ontario