This is a list of underpasses and tunnels in Singapore. Only vehicular underpasses and tunnels with official names are shown below.

List of underpasses UnderpassRoadCrosses underAdam UnderpassSlip road connecting PIE to Lornie HighwayLornie RoadAnak Bukit UnderpassJalan Anak BukitJalan Jurong KechilAng Mo Kio UnderpassAng Mo Kio Avenue 3, Hougang Avenue 2Yio Chu Kang RoadBraddell UnderpassBraddell RoadCentral Expressway (CTE), Braddell FlyoverBukit Timah UnderpassBukit Timah RoadAdam Road, Farrer Road, Farrer FlyoverClementi Avenue 6 UnderpassClementi Avenue 6Commonwealth Avenue WestDunearn UnderpassDunearn RoadAdam Road, Farrer Road, Farrer FlyoverFarrer UnderpassFarrer Road, QueenswayHolland Road, Holland FlyoverLornie UnderpassLornie RoadLornie HighwayNicoll UnderpassSlip road connecting Sims Way and KPE to Nicoll HighwaySims Way, Nicoll HighwayQueensway UnderpassQueenswayCommonwealth AvenueRifle Range UnderpassSlip road connecting PIE to Jalan Anak BukitPan Island Expressway (PIE)Sime UnderpassLornie Road, Kheam Hock RoadLornie HighwayT4 UnderpassT4 UnderpassAirport Boulevard, T4 BoulevardTuas UnderpassPan Island Expressway (PIE)Jalan Ahmad Ibrahim, Ayer Rajah Expressway (AYE), Tuas Road, Tuas FlyoverTuas West UnderpassAyer Rajah Expressway (AYE)Tuas West RoadUpper Paya Lebar UnderpassUpper Paya Lebar RoadBartley Road, Bartley Road East, Bartley ViaductWoodleigh UnderpassBartley Road, Braddell RoadUpper Serangoon Road, Serangoon Viaduct

List of tunnels TunnelRoadCrosses underChin Swee TunnelCentral Expressway (CTE)Orchard Road, Penang Road, Clemenceau Avenue, Oxley Flyover, River Valley Road, Singapore River, Merchant Road, Havelock Road, Chin Swee RoadFort Canning TunnelFort Canning LinkCanning Rise, Fort Canning RoadKampong Java TunnelCentral Expressway (CTE)Bukit Timah Road, Cavenagh RoadKPE TunnelKallang-Paya Lebar Expressway (KPE)Kallang, Geylang, Hougang, Paya LebarMCE TunnelMarina Coastal Expressway (MCE)Marina South, Marina Channel, Marina East, KallangSentosa Gateway TunnelSentosa GatewayTelok Blangah Road, West Coast Highway, Kampong Bahru RoadWoodsville TunnelBendemeer Road, MacPherson Road, Serangoon Road, Upper Serangoon RoadJalan Kolam Ayer, Jalan Toa Payoh, Pan Island Expressway (PIE), Woodsville Flyover

See also List of bridges in Singapore

References