Weigh-in motion at Toll plaza Letter

Written by Team Highway Correspondence

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Weigh-in motion at Toll plaza Letter

About and purpose of the weigh-in motion at the toll plaza

  • It is that, as per scope and schedule D of the CA, the toll plaza must provide the facility of the weigh-in motion.
  • The concessionaires have to install, maintain, and operate weighing platforms.
  • These weigh-in-motion-type weighing platforms are for recording on a sample basis. The weight of commercial goods vehicles using the project highway.
  • Complied the weekly statement of such data. And furnished forthwith by the concessionaire to the highway authority. In the form specified in Schedule N of CA,.
  • If there is any overloading of the vehicle limit as specified in CA, Then the vehicle may detour to the lane of the static way bridge. Static-way bridges are provided on both directions of the toll plaza.
  • Further, upon detection of overloading, the concessionaire must prevent the vehicle from using the project highway. until the removal of excess load from such vehicles.
  • Or, as per CA provisions, the concessionaire may, in its discretion, Collect or recover an extra fee instead of the deterioration.
  • The extra fee must be based on the actual gross weight. This is measured by a standardized status weighing machine.

Letter to the concessionaire for providing a weigh-in motion at Toll Plaza regarding

The following is the sample letter draft format for weigh-in motion at Toll Plaza. Write to the concessionaire for provision, as per the scope of the concession agreement.
weigh-in motion at toll plaza

weigh-in motion at the toll plaza letter

To
The Concessionaire,
Subject: Providing a weigh-in motion at Toll Plaza-Reg
Dear sir,
Please pay attention to the following clauses in the CA’s Schedule D:
The contract provisions for a weigh-in motion at the Toll Plaza are as follows:

Section 3.5.5.7 provides as under.

  •  A low-speed weigh-in-motion (WIM) system.
  • It is capable of determining axle weights, either static or dynamical, up to a speed of 5 KMPH.
  • The WIM system should consist of a weight beam installed in a concrete lane.
  • WIM should also have piezoelectric axle detection sensors for accurate automatic vehicle classification.
  • The WIM system must be provided in all truck lanes. And oversized vehicle lanes at the toll plaza for both directions of traffic.
  • The WIM system should incorporate
    A. Traffic signal control,
    B. Alarm outputs can be configured
    And a operator control unit.

Section 3.5.5.8 provides as under.

weigh-in motion specification
The WIM’s weight beam must meet the following specifications:
Accuracy:
Weigh-in-motion, < 1% error
Static < 1% error
Block weight: 10 kg (up to 5 KMPH).
Capacity
Structural strength: 70 tons
Weighing Capacity: 30 Tonnes
Load Cell
Weighing capacity of 10 tons, rated for 50% overload, and should be 100% water and dust proof Standards
WIM Should conform to the standards of OIML R 60 class III (US standards).

Section 3.5.5.9 provides as under.

  • For data management and storage, the WIM system must have compatible software and connect to a PC.
    For this reason, it should be capable of weighing in both modes of operation.
  • Also, the system should be capable of printing. And, multi-language display for local use.
  • Additionally, the system should include features for data backup. And archiving to streamline monthly operations.

About the issue

  • Clause 3.5.5.7 of Schedule-D mandates the provision of the WIM in all truck lanes and oversized vehicle lanes. But, you only provide WIM in oversized vehicle lanes.
  • Also, the WIM system is functioning with deficiencies, as intimated by IE letter no. xx dated xx, and even after a lapse of 6 months’ time, the system is still not repaired, rectified, or replaced.

Conclusion

Following the conditions in Sections 3.5.5.7, 3.5.5.8, and 3.5.5.9 of Schedule-D of the CA,. You are required to install a WIM system in all truck lanes and oversized vehicle lanes at the toll plaza for both directions of traffic. This must in line with the rules in the Concession Agreement mentioned above.
Also, please submit a compliance report as soon as possible, within 30 days of this notice, to update our records.

Thank you while ensuring our best services.


[Yours,] [Insert the name of the authorized person].

Note to Visitors about the weigh-in motion at the toll plaza letter

Kindly be aware that the afore mentioned contractual conditions serve as examples. These conditions originate from the CA of the BOT (annuity) project. Which operates under the PPP mode. For the period 2016–2020,
Furthermore, it’s crucial to make the necessary adjustments to the current contractual terms. Write a letter that aligns with the concession agreement for the particular project.

Also read: Sample letter draft format of a highway site inspection report.

Additionally, you can find various sample draft formats for highway operation and maintenance correspondence.

FAQs related to weigh-in motion at toll plaza letter

What is WIM at toll plaza?

WIM means weigh in motion. These weigh in motion type weighing platforms provided in each toll lane for recording the weight of commercial goods vehicles.

What is the obligation of concessionire about the WIM?.

As per provisions of CA. The concessionire have to install,maintaining and operate weighing platforms at toll plaza.

What is the next step,if found overloaded vehicle based on weigh in motion?

After found such vehicle on WIM, the toll operater divert such vehicle to static weigh bridge. Based on report of static weigh bridge and confirmation. The toll operater will levied the extra fee from such vehicle. The extra fee is as per the provisions of CA.

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