Which joint in the sewer is known as ring tie coupling?
(a) Bell and spigot joint
(b) Collar joint
(c) Mechanical joint
(d) Simplex joint
This question was addressed to me during an interview.
This question is from Joints and Shapes of Sewers and Cleaning, Maintenance and Ventilation of Sewer topic in portion Construction of Sewers, Sewer Appurtenances and Sewage Pumping of Environmental Engineering