four men working on a construction site in Osara, Nigeria

four men working on a construction site in Osara, Nigeria. The men are pouring concrete into a rectangular structure with a metal mesh reinforcement, using a concrete mixer. The construction site is located near a small hill covered in trees and shrubs. The ground is dirt with some rocks and debris. The sky is overcast with faint light. One man is wearing a red shirt and a white cap. The other three men are wearing casual clothes. The men are working in the middle of a large rectangular area. The area is surrounded by a metal mesh fence, the ground around it is brown with some greenery. There are various tools and construction materials scattered throughout the site. The image was taken from a higher angle, looking down at the construction site.