National Highway - 6: Seling-Champhai kawng hi PWD chuan BRO atanga a lak hnuah theihtawp chhuahin a thei ang angin a enkawl mek zel a. Kawng neitu, Ministry of Road Transport & Highways (MoRT&H) lamin beisei anga rangin sanction an pek loh avangin tum anga hna thawh theih a ni lo chu PWD chuan pawi a ti a. Seling-Keifang leh Kawlkulh-Khawzawl inkar chu nikum lam khan thuam that zawh tawh a ni a. Keifang-Kawlkulh leh Khawzawl-Champhai kawng thuam thatna tur chu nikum hmasa lama sanction tura beisei pawisa hmuh loh avangin a khawtlai a. Kumin tir lam khan Central Sawrkar atanga sanction hmuin, tunah hian tender chhuah mek a ni a. Kumin fur zawh veleh hna hi tan theih beisei a ni. 

He lamlian double lane-a sial tura DPR nikum lama peih tawh chu tun thlengin  MoRT&H chuan a la sanction lo a. He hna hi National Highways & Infrastructure Development Corporation Limited(NHIDCL) kuta awm turin  Central Sawrkar chuan a ruahman a. Sanction a awm hnuah leh Land Acquisition tihfel hnuah chauh hna tan theih a ni dawn a ni.

Hetiang dinhmun anih avang hian theih ang angin State PWD chuan he kawng hi enkawl zuiin, sum lam pawh MoRT&H mawhphurh ni mahse fur hma a thawk tura sanction min an pek bawk si loh avangin leh kawng a lo chhiat zel si avangin, mipui harsatna sukiang turin State Sawrkar chuan 2019 tir khan PWD hnenah pawisa a pe a. He sum hi Keifang-Kawlkulh leh Khawzawl-Champhai inkar kawng chhe zual thlan bik siam thatna tur niin, a tluana alkatra a thuam thatna tur a ni lova. 

Chutiang a a chhe zual thlan bik siamthat hna Contractor-in a thawh tawh Km 19 zingah metre 30 vel fuhlo leh chhelai a lo awm palh a; hetianga chhe bik lai hi 0.15% vel a ni a. Hemi chhe lai hi PWD  hna enkawltu pawhin hmuin siamtha turin Contractor a hriattir a.  A chhe lai nia hriat chu tunah chuan siamthat leh vek tawh a ni a. Tuna he kawng repair hna thawh mek lai leh, nakin a resurfacing thawh hunah pawh contractor hna thalo hmu apiangin, a bialtu PWD mite hriattir zel turin PWD in an ngen a. Hetiang ang hna thalo thenkhat a lo awm leh thin hi Mizoram PWD chuan pawi an ti tak zet a; hetiang hna tha lo siamtha turin  PWD chuan hmalak an tum zel a ni.