The Providence Bridge Pedal race on Sunday morning will involve 10 Willamette River bridges in Portland.

The event includes three different cycle routes and one for walkers.

The Sellwood Bridge will be closed westbound from 6:45 am to 9:15 am.

The Ross Island Bridge will be closed westbound at 4 a.m. and will reopen by noon.

The Marquam Bridge/Interstate 5 will be closed northbound (upper deck) at 4 a.m. and will reopen by noon.

The Hawthorne Bridge will be closed eastbound from 6:30 am to 10:30 am, with TriMet bus service operating in both directions. The outside eastbound lane will be closed beginning Saturday at 6 pm.

The Morrison Bridge will be open in both directions. The outer two eastbound lanes will be closed from 6:30 a.m. to 8:30 a.m.

The Burnside Bridge will be closed from 6:30 am to 11:00 am. (The bridge will be closed for lift span repairs starting at 8:00 pm on August 9 and is not expected to reopen until after Bridge Pedal.)

The Steel Bridge will be closed in both directions from 6:45 a.m. until 11:30 a.m. TriMet bus and MAX service will operate in both directions.

The Broadway Bridge will be open in both directions. The outermost westbound lane will be closed from 7:30 a.m. to 12:30 p.m.

The Fremont Bridge/Interstate 405 will be closed southbound (upper deck) at 4:00 am and will reopen by 12:15 p.m.

The St. Johns Bridge will have one lane open in both directions (the other two lanes will be closed) from 6:00 a.m. to noon.

Bridge Pedal will also require traffic changes on several state highways and Portland streets Sunday morning, including:

I-5 and I-405: Motorists approaching the Marquam Bridge on northbound I-5 will be routed to northbound I-405 during the temporary Marquam Bridge closure (from 4:00 am to noon). All lanes of southbound I-5 will remain open at all times. All southbound lanes of I-405 will be closed between U.S. 30 and the Marquam Bridge. Motorists headed for southbound I-405/southbound I-5 will take northbound I-405 across the Fremont Bridge to southbound I-5.

The right lane of eastbound U.S. 30 will be closed between NW Kittridge Ave. and the St. Johns Bridge from 6:00 am to noon.

Motorists traveling eastbound on U.S. 26 (Sunset Highway) to southbound I-405 will be routed to northbound I-405, across the Fremont Bridge to southbound I-5. This detour will be in place from 4:00 am to noon.

SW Macadam Ave./Highway 43: One northbound lane of Macadam/Highway 43 will be closed between the Sellwood Bridge and Ross Island Bridge, with some delays accessing areas east of SW Macadam Ave. from 6:00 am to noon.

Highway 99E: One southbound lane of Highway 99E will be closed between SE Mill St. and the Milwaukie Ave. off-ramp. from 6:00 am to noon.

Naito Parkway: Closed in both directions between SW Columbia and the Steel Bridge. NW Naito Parkway/NW Front Ave. will be closed southbound from NW Nicolai to the Steel Bridge. SW Naito will be closed northbound from SW Harrison to SW Columbia.

N Willamette Blvd.: Closed eastbound between N Richmond Ave. and N Portland Blvd.

N Greeley Ave.: Closed southbound from N Killingsworth St. to N Interstate Ave.

N Ivanhoe St.: Closed between N Leavitt Ave. and N Philadelphia Ave.

N Interstate Ave.: both directions closed between Larrabee and Mississippi, southbound only closed Fremont to Multnomah.

SE Milwaukie Ave.: southbound only closed between Schiller and Ellis.

N Russell St: closed both directions between Kerby and Mississippi.

SE Clay St.: West of Martin Luther King Blvd., access for local traffic only to Water Ave. (OMSI access provided).

The Broadway, Burnside, Morrison and Hawthorne drawbridges will not be able to open for river traffic between 6:00 am and noon.

TriMet buses and MAX trains may experience delays up to 15 minutes in downtown during the event. Many downtown lines will have minor detours and lines 12-Sandy, 19-Glisan and 20-Burnside/Stark will cross the Morrison Bridge instead of the Burnside Bridge.

The following bus lines will also have minor detours: 12-Barbur/Sandy, 14-Hawthorne, 15-Belmont/NW 23rd Ave., 17-Holgate/NW 21st Ave.-St. Helens Rd., 19-Glisan/Woodstock, 20-Burnside/Stark, 33-Fremont/McLoughlin, 35-Macadam, 43-Taylors Ferry Rd., 44-Mocks Crest, 70-12th Ave., 72-Killingsworth/82nd Ave., and 77-Broadway/Halsey. Signs will direct riders to nearby stops where buses are on detours.