30°
40°
50°
60°
Get Access to:
Get Access to:
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
60°
60°
See less60°
60°
See lessIn a flat arch, the skew back is made to rest in an inclined position so as to make an angle of 60° with the springing line.
In a flat arch, the skew back is made to rest in an inclined position so as to make an angle of 60° with the springing line.
See less