Gandhinagar: The Narmada canal’s movement towards Kutch has suddenly hit an environmental roadblock. Already under construction, the Sardar Sarovar Narmada Nigam Ltd (SSNNL), which is Narmada project’s implementing agency, has now found to its utter bewilderment that it had never taken a crucial forest conservation Act clearance from the Government of India for Kutch branch canal’s 13 kilometre stretch falling outside the Wild Ass Sanctuary.