Article 2: Party (A) and Party(B) the holder of the national road No. 5 (BOT) project, in type AC of 377.450 kms. length and 30m width, 85 bridges and 381 box culverts in 06 provinces starting from Prek Kdam to Poipet of the border of Cambodia-Thailand (PK30+00 to PK407+450).