Chennai Bypass Road
road in India
The Chennai Bypass Road is a full-access controlled expressway that interconnects four radial Indian National Highways around Chennai, India covering a distance of 32 km (20 mi) from Perungalathur (near Tambaram) on NH-32 to puzhal on NH-16 via Maduravoyal at a cost of ₹ 4.05 billion. Constructed as part of the National Highway Development Project to decongest the city of transiting vehicles, the expressway interconnects NH-32, NH-48, NH-716 and NH-16. This expressway now forms a part of the circular transportation corridor.
Phases
Phase I
The first phase is a 19 km (12 mi) six-lane fully access controlled carriageway from Perungalathur on the Grand Southern Trunk Road (NH 32) to Maduravoyal which lies on the Chennai–Bengaluru NH-48. A 3-tier trumpet interchange has also been constructed at the starting point at Irumbuliyur. It was inaugurated in April 2008. The road runs through Thiruneermalai, Pammal, Anakaputhur, Tharapakkam, Kovur, Porur, Vanagaram to reach Maduravoyal.
Phase II
The second phase include extending the bypass by 13 km (8.1 mi) from Maduravoyal to Puzhal on the Chennai–Kolkata NH16 and four-laning it. It also includes two interchanges. There are a clover-leaf grade separator at Maduravoyal Junction and a trumpet interchange at Puzhal where the bypass phase II ends.
“Chennai Bypass Road” enters the record as road in India. Crown Archives preserves that source wording while asking what Chennai, Bypass and Road can confirm, complicate or overturn.
Why this record matters
“Chennai Bypass Road” is worth following because a concise public description often conceals a longer documentary argument. Here, Chennai, Bypass and Road provides the most credible route into that argument.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Jul 13, 2025. The linked authority identifier is Q5091427. The first chronological checks are 2008.
A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
- Search vocabulary
- Locating named sources
The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “Chennai Bypass Road”, its source revision and the description used here.
- Expand the search: follow Chennai Bypass Road primary sources, Chennai Bypass Road archive and Chennai research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Chennai Bypass Road”?
- Which institution is responsible for the underlying evidence?
- What terminology or title could unlock a more precise catalogue search?
Search terms from this dossier
This entry incorporates text from “Chennai Bypass Road” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.