Tseung Kwan O–Lam Tin Tunnel

{{Use dmy dates|date=November 2022}}

{{Use Hong Kong English|date=November 2022}}

{{Infobox tunnel

|name=Tseung Kwan O–Lam Tin Tunnel
將軍澳－藍田隧道

|character=

|toll=No

|route={{jct|country=HKG|route|6}}

|grade=

|height=

|lowelevation=

|hielevation=

|speed={{convert|80|kph|mph}}

|el=

|length={{convert|2.2|km|mi}}

|lanes=4 lanes (2 lanes per direction)

|vpd=

|traffic=Vehicular

|close=

|image=Tseung Kwan O - Lam Tin Tunnel.jpg

|caption=Tiu Keng Leng portal of Tseung Kwan O - Lam Tin Tunnel

|opened={{Start date and age|df=yes|2022|12|11}}

|operator=Greater Lucky (H.K.) Co., Ltd

|owner=Hong Kong Government

|end=Lam Tin

|start=Tiu Keng Leng

|status=In service

|system=

|coordinates=

|location= {{HKG}}

|crosses= Chiu Keng Wan Shan

|line=

|image_size=

|image_alt=

|construction={{Start date and age|df=yes|2016|12|9}}}}

The Tseung Kwan O-Lam Tin Tunnel ({{zh|t=將軍澳－藍田隧道}}) is a tunnel in Hong Kong that is part of Route 6.{{Cite web|title=Major Projects - Tseung Kwan O – Lam Tin Tunnel|url=https://www.cedd.gov.hk/eng/our-projects/major-projects/index-id-65.html|access-date=2020-09-08|website=www.cedd.gov.hk}} Originally expected to open in 2021, its opening was delayed to 11 December 2022 due to the worldwide outbreak of COVID-19.{{Cite web|last=rsbradbeer|date=2020-03-13|title=New Lam Tin tunnel opening delayed till 2022|url=https://hongkongbuzz.hk/2020/03/new-lam-tin-tunnel-opening-delayed-till-2022|access-date=2020-09-07|website=HONG KONG BUZZ|language=en-GB}}{{Cite web|date=2019-01-15|title=Hong Kong government-owned tunnel tolls to be all-electronic by 2023|url=https://www.scmp.com/news/hong-kong/transport/article/2182041/hong-kong-government-planning-new-electronic-tolling-system|access-date=2020-09-07|website=South China Morning Post|language=en}}{{Cite web|title=Tseung Kwan O – Lam Tin Tunnel|url=https://www.roadtraffic-technology.com/projects/tseung-kwan-o-lam-tin-tunnel/|access-date=2020-09-07|website=Verdict Traffic|language=en-GB}}{{Cite web|date=2022-11-10|title=2 long-awaited Hong Kong transport links costing billions 'set to open to traffic on December 11'|url=https://www.scmp.com/news/hong-kong/transport/article/3199165/2-long-awaited-hong-kong-transport-links-costing-billions-set-open-traffic-december-11|access-date=2022-11-12|website=South China Morning Post|language=en}}

The tunnel connects Lam Tin to the Tseung Kwan O New Town. The eastern edge of the tunnel project connects directly with the Cross Bay Link to LOHAS Park.