It is proposed to insert a circular curve of radius 300 m with a transition curve of 90 m length at each end. The spiral angle and central angle are respectively:(Deflection angle = 40∘)

It is proposed to insert a circular curve of radius 300 m with a trans

1.	It is proposed to insert a circular curve of radius 300 m with a transition curve of 90 m length at each end. The spiral angle and central angle are respectively:(Deflection angle = 40∘)
Answer» It is proposed to insert a circular curve of radius 300 m with a transition curve of 90 m length at each end. The spiral angle and central angle are respectively: $(Deflection angle = 40^{\circ})$