Location: Route 35 and Route 3242, Samut Sakhon
Overhead reassurance shield after 3242.
Location: Route 35 and Rama II Rd, Samae Dam
Reassurance shield as we enter Bangkok Province.
Location: Route 35 and Samae Dam Rd, Samae Dam
Exit for the city of Samae Dam.
Location: Route 35 and Route 9, Bangkok
So I totally botched this (camera batteries died) but eventually 35 bumps into Route 9, which is the beltway around Bangkok. Follow 9 east towards the airport and 9 north around the west edge of Bangkok.
N to Bangkok, S to TH-3091
E to TH-303, N to TH-3242
N to TH-9, S to TH-3423