Men behind the destruction of Activist Boniface Mwangi’s house were armed with pistols.
This is according to a statement made by a Kenyan Issac Ouma that was reported at Thika Police Station on Thursday.
According to the report, the attackers accosted the site workers, robbed them off personal effects, and assaulted the building that was still under construction with detonators causing three holes.
The suspects who are yet to be identified by the police were in a white pickup with the unknown registration number.
"The cops visited the scene located at Kinanie location in Machakos County and have commenced investigations," National Police Service said.
"Members of the public with any information relating to the incident have been asked by the police to contact them to assist in the investigation."
Some of the unused IED cables were abandoned at the scene.
The workers say the attackers also shot at the scene but no injury was reported.
Pictures of the scene show the foundation of the structure was affected.
The activist had asked the police to investigate the incident and arrest those behind it.
Edited by N. Agutu
