"The volume of the water and the depth of the flow are still high, making it impossible for vehicles to pass," said CS Murkomen.
Murkomen stressed the need for drivers and all road users to exercise caution, particularly in safeguarding the lives of students.
The extension of SGR is expected to boost economic growth and facilitate trade across the East African Community.
All schools will reopen as scheduled despite the ongoing heavy rains and floods that have affected critical infrastructure.
The two were arrested after the clip taken by other motorists who were warning them of the risk involved in their antics was shared on social media.
Azimio has asked two legislators to immediately begin the parliamentary process of forming a house investigation commission.
The latest incident killed Chief of Defence Forces Francis Ogolla and nine other soldiers.
The president says the laxity has led to impunity, which has contributed to an increase in the high-risk behaviours behind accidents.
Since the beginning of the year, over 1,000 Kenyans have lost their lives in road accidents, with pedestrians being the most affected.
CS Murkomen ordered that all school vehicles carrying learners be restricted to operate between 6 am and 7 pm.
Telematics technology monitors various aspects of vehicle operation, including speed, location, maintenance needs, and driver behaviour. This real-time monitoring will help identify unsafe driving practices and potential risks, such as driver fatigue.
After an impromptu visit to the NTSA offices in Nairobi, the CS mentioned that 41,827 number plates and 235,229 logbooks are awaiting collection.
NTSA had declared April 1 as the deadline for the collection of the new generation number plates, smart driving licenses, and logbooks.
The majority of those arrested on Sunday, in the joint operation by the NTSA and traffic police, were excess passengers in public service vehicles.
According to Murkomen, the launch of the new route, which is coming a few days after Kenya Airways resumed flights to Eldoret, shows that air transport in the country is blossoming.
The policy that is set to be subjected to public participation will now be examined by Kenyans as they propose ways of improving it.
During the signing, CS Murkomen lauded the strong relations between Kenya and the Netherlands which straddle trade and transport sectors, as well as development cooperation.
This follows the recent surge in road accidents across the country, claiming numerous lives and causing severe injuries.
Road traffic accidents are becoming a major killer in Kenya, Interior CS Kithure Kindiki says, describing the situation as an epidemic.
Murkomen wants the civil court to award him damages for the senator's remarks but does not disclose the amount of money he wants to be paid.