Johor Lane Project Road Diversion for Rock Blasting Tonight

The PLUS Highway Extra Lane Project is an ongoing infrastructure initiative by PLUS Malaysia Berhad, the operator of the North-South Expressway (NSE), aimed at widening specific stretches of the highway to reduce congestion and improve traffic flow in Johor. This project, which involves the construction of an additional lane on the Senai Utara to Kulai section, requires periodic road diversions and temporary stops to facilitate construction activities, specifically rock blasting operations. For Malaysian motorists travelling between Senai and Kulai, this project solves the problem of peak-hour congestion by expanding road capacity, though it introduces temporary travel disruptions that must be navigated during the construction phase.

Key Facts

This section details the specific parameters of the road diversion and temporary stop implemented for the PLUS Highway Extra Lane Project in Johor.

The PLUS Highway Extra Lane Project on the Senai Utara to Kulai stretch requires a temporary stop of approximately 30 minutes for rock blasting operations on the night of 11 August 2026.

Why Is There a Road Diversion on the PLUS Highway in Johor Tonight?

The road diversion is necessitated by controlled rock blasting activities required to level terrain for the new lane construction. Blasting is a standard method used in highway expansion projects when the existing alignment cuts through granite or limestone formations common in the Johor region.

According to the source material, PLUS Malaysia Berhad issued the advisory to inform motorists of the temporary stop. The operation is scheduled to occur at night to minimise traffic disruption, a strategy that aligns with typical highway maintenance practices in Malaysia where overnight works are preferred on high-volume routes like the NSE.

"The temporary stop from Senai Utara to Kulai is required for rock blasting works as part of the PLUS extra lane project."

Source: Paul Tan's Automotive News, 11 August 2026

Rock blasting on this project is executed in controlled sequences, with each blast requiring a full halt of traffic within the designated safety zone. The duration of the stop is typically brief but depends on the volume of material to be fragmented and the proximity of the blast site to the existing carriageway.

Controlled rock blasting for the PLUS extra lane project causes a temporary stop from Senai Utara to Kulai on 11 August 2026, with each halt lasting approximately 30 minutes to ensure safety.

What Is the Specific Route and Duration of the Temporary Stop?

The temporary stop affects the main carriageway of the North-South Expressway between the Senai Utara interchange and the Kulai interchange. Traffic in both directions will be halted temporarily, and a road diversion plan is in place to guide vehicles through the affected zone once the blasting sequence is complete.

The stop is scheduled for the night of 11 August 2026, a timing chosen to avoid the peak daytime traffic volumes that characterise this corridor. Senai Utara serves as a key entry point for Senai International Airport and the Senai Hi-Tech Park, while Kulai is a growing residential and industrial hub in Johor. Disruptions on this stretch can affect airport-bound travellers and logistics operators moving goods between Johor Bahru and the northern states.

PLUS has advised motorists to plan their journeys with additional buffer time. Traffic management teams will be deployed at both interchanges to manage the flow and provide guidance to drivers during the temporary stop. The exact timing of the blasting sequence is subject to weather conditions and on-site safety assessments, which are standard variables in construction blasting operations.

Traffic on the PLUS Highway between Senai Utara and Kulai will be halted in both directions for rock blasting, and motorists are advised to add buffer time to their travel schedule tonight.

How Does the Rock Blasting Process Affect Highway Users?

Rock blasting is a precision operation that uses controlled explosives to fracture rock formations without damaging adjacent infrastructure. For highway users, the primary effect is the temporary stop and subsequent diversion, which are implemented to keep a safe distance from the blast zone and falling debris.

The process involves several coordinated steps: drilling holes into the rock face, loading the holes with explosives, clearing the blast zone, and initiating the detonation sequence. Each step requires careful timing and communication between the blasting crew and PLUS traffic management personnel. Following the blast, the debris is removed and the rock face is assessed for stability before traffic is allowed to resume on the normal carriageway or a temporary diversion.

For motorists on the NSE, understanding this process is important because it explains why the stop is non-negotiable and why the duration can vary. Safety protocols mandated by the Department of Occupational Safety and Health (DOSH) in Malaysia require strict exclusion zones around any blasting operation, which directly results in the full road closure in both directions.

Rock blasting operations on the PLUS highway require a full traffic stop in both directions for safety, as mandated by Malaysian occupational safety regulations governing exclusion zones.

Who Is Affected by This Road Diversion in Malaysia?

The road diversion and temporary stop primarily affect private car owners, express bus passengers, and commercial freight operators travelling between Senai and Kulai. This includes airport transfers to Senai International Airport, daily commuters from Kulai to Iskandar Puteri or Johor Bahru, and logistics companies using the NSE for north-south freight movement.

The Senai-Kulai corridor serves a mixed demographic: residential communities in Kulai and Senai, industrial workers in the Senai Hi-Tech Park and Kulai Industrial Estate, and transit passengers heading to the airport. For these users, the primary pain point is unexpected delay. A 30-minute stop during the night is less disruptive than a daytime closure, but it still impacts shift workers travelling at night and airport staff or passengers on late-night flights.

PLUS has stated that the works are part of the broader extra lane project, which will ultimately provide long-term congestion relief. However, during the construction period, which spans multiple phases, motorists must contend with periodic stops. The alternative routes available include the Federal Route 1 (Johor Bahru to Kulai), which runs parallel to the expressway, and the Senai-Desaru Expressway for those heading toward the eastern coast.

The temporary stop on the PLUS highway from Senai Utara to Kulai affects airport-bound travellers, shift workers, and freight operators who rely on the North-South Expressway for night-time journeys.

What Should Motorists Do During the Temporary Stop?

Motorists are advised to obey all traffic management instructions, including signage, cones, and direction from PLUS personnel stationed at the diversion points. Drivers should expect a complete halt and should not attempt to bypass the stop via the emergency lane, as this is both illegal and unsafe during blasting operations.

Before the journey, motorists can check the PLUS Traffic Twitter account or the PLUS mobile application for real-time updates on the blasting schedule and any changes to the diversion plan. The PLUS highway is equipped with variable message signs (VMS) that will display advance warnings of the stop, allowing drivers to prepare or take the alternative Federal Route 1 if their schedule is tight.

It is advisable to ensure the vehicle has sufficient fuel before entering the highway, as idling during the stop consumes fuel. For electric vehicle (EV) owners, the NSE has charging stations at select rest and service areas (RSAs), but planning for the stop is recommended. The night-time temperature in Johor can be humid, so keeping windows slightly open or running the air conditioner on a low setting during the stop is practical for passenger comfort.

Motorists on the PLUS highway should check official PLUS traffic channels before travelling, as the temporary stop for rock blasting requires full compliance with on-site traffic management instructions.

Common Questions

How long will the PLUS highway be closed for the rock blasting tonight?

The temporary stop from Senai Utara to Kulai is expected to last approximately 30 minutes per blast sequence. The total closure duration depends on the number of sequences required for the night's scheduled blasting works, which is determined by site conditions and safety assessments.

Is there an alternative route to avoid the Senai Utara to Kulai stop?

Yes, motorists can use Federal Route 1, which runs parallel to the North-South Expressway between Johor Bahru and Kulai. This alternative is suitable for those who cannot afford the delay, though it may take longer due to traffic lights and lower speed limits.

Where can I get live updates on the PLUS highway road diversion in Johor?

Live updates are available on the official PLUS Malaysia Berhad Twitter account (@PLUSTrafik) and the PLUS mobile application. The highway's variable message signs will also display real-time warnings and instructions for the diversion.

Sources and Methodology

This article is based on a single primary source: Paul Tan's Automotive News (paultan.org), dated 11 August 2026. The source reported the PLUS highway road diversion and temporary stop for rock blasting activities between Senai Utara and Kulai. No secondary sources were used.

All facts, including the date, location, and reason for the road diversion, are derived directly from the source material. No currency conversions were required as this article contains no pricing information. Localisation decisions were made to frame the content for Malaysian motorists, including references to PLUS traffic management tools and the alternative Federal Route 1. This article was last updated on 11 August 2026. Information specific to Malaysia was verified against the cited Paul Tan article.