What is SH No. for these Highways originating from Chennai ?

Question

We want to know the SH Number designated for the following National Highways, in the old era when they were State Highway.

1. Chennai- Dindigul Road (GST Road). [Now known as NH-45]

2. Chennai -Bangalore Road (GWT Road) a.k.a. Thane - Chennai Highway [Now known as NH-4]

3. Chennai-Thiruvallur High Road (CTH Road) a.k.a. Chennai - Renigunta - Anathapur Highway.[Now known as NH-205]

4. Chennai-Nellore Road (GNT Road) a.k.a. Chennai - Kolkatta Highway [Now known as NH-5]

5. Inner Ring Road (Jahawarlal Nehru Road from Kathipara Junction to GNT Road) [This road is a SH]

Legend: NH - National Highway, SH - State Highway.

This information is required for populating the missing SH List in Wikipedia under the topic: [List_of_State_Highways_in_Tamilnadu]

Please Answer only if you are confident of these questions. We don't want mere answer for sake or just to fill the answer.

We have done enough research in this regard and want only the accurate(correct) answer.

Answer 1

SH is super highway, plese log in to search engine to find the excat sh no.