11 years and six months from the expiration date of the existing Agreement, namely, April 22, 2027. The Si Rat Expressway is the first large-scale construction project in Thailand on the basis of public private partnership.  This project is implemented on a BTO (Build Transfer Operate) basis, namely, the Company (formerly BECL) invested in the design, construction and operation of the Si Rat Expressway.  In this regard, the title to various permanent constructions pertaining to or use of the Si Rat Expressway shall be vested in EXAT.  The Si Rat Expressway is comprised of three Sectors, covering a total distance of 38.5 kilometers, namely:

• Sector AB (from Ratchadapisek Road southward to Payathai Interchange eastward to Rama 9 Road and from Phayathai Interchange heading southward to Bangkhlo Interchange;
• Sector C (from Ratchadapisek Road northward up to Chaeng Watthana Road); and
• Sector D (from Rama 9 Road eastward to end at Srinakharindra Road).

As for tolls, EXAT has authorized the Company to collect tolls for the Si Rat Expressway, with the Company having the right to receive toll revenue sharing of the Chalerm Mahanakorn Expressway and the Si Rat Expressway (Sector AB) and receive all toll revenues of the Si Rat Expressway (Sector C and D).  The revenue sharing between the Company and EXAT shall be specified in the Agreement, i.e., the Company and EXAT shall receive the revenue sharing from the Chalerm Mahanakorn Expressway and the Si Rat Expressway (Sector AB) at 40 percent and 60 percent, respectively, and meanwhile, all toll revenues of the Si Rat Expressway (Sector C and D) shall belong to the Company.

2. The Prachim Ratthaya Expressway

The Prachim Ratthaya Expressway (formerly the Si Rat - Outer Ring Road Expressway) is under the Concession Agreement for Investment, Design, Construction, Operation, Service, and Maintenance of the Si Rat-Outer Ring Road Expressway Project, with EXAT, with its concession period is 3 years, ending on December 14, 2042.

The Company has the duties to carry out design and construction, supply and installation of various relevant equipment and systems, together with operation and maintenance of the expressway, including toll collection, in consideration of the right to receive toll revenue and other revenues (if any).  The project is an elevated six-traffic lane expressway, for a distance of 16.7 kilometers, with 9 toll plazas.  The project’s route starts from the Outer Ring Road (Kanjanapisek Road around Mahasawat Water Treatment Plant) heading eastbound along the right of way of the existing Southern railway, crossing the Chao Phraya River around the Rama VII Bridge, ending around Bang Sue Grand Station (Chatuchak), connecting with the Si Rat Expressway to the north of the Mo Chit 2 Bus Terminal, and running down to at-grade level around Kamphaeng Phet 2 Road.  Moreover, the Company opened the connection of The Prachim Ratthaya Expressway with the northern part of the Si Rat Expressway (heading to Chaeng Watthana) for service on September 30, 2018, in order to ensure the greater convenience in travelling to Chaeng Watthana and continuing along the Udon Ratthaya Expressway. In this regard, the Company is responsible for investment and all operating expenses, as well as sharing returns with or providing benefits to EXAT as specified in the Agreement.

In management of this project, the Company is responsible for collecting tolls and shall have the right to receive all toll revenue and other revenues (if any) throughout the concession period, whereby the toll rates and revisions shall be agreed upon in the Agreement.

3. The Udon Ratthaya Expressway 

The Udon Ratthaya Expressway (Bang Pa-in - Pak Kret Expressway) is operated by NECL under the Bang Pa-in - Pak Kret Expressway Agreement (Amendment) with EXAT, with its concession period ending on October 31, 2035, whereby such Agreement may be extended for another 10 years and 11 months from the expiration date of the existing Agreement, namely, September 27, 2026.

The Udon Ratthaya Expressway is implemented on a BTO (Build Transfer Operate) basis like the Si Rat Expressway, namely, NECL invested in the design, construction, and operation of the Udon Ratthaya Expressway, whereby the title to various permanent constructions pertaining to or use of the expressway shall be vested in EXAT, and EXAT is responsible for collecting and delivering all tolls to NECL as specified in the Agreement. The Udon Ratthaya Expressway comprises 2 Stages, namely, Stage 1, Chaeng Watthana - Chiang Rak, and Stage 2, Chiang Rak - Bang Sai, connecting to the Si Rat Expressway around Chaeng Watthana Road, covering a total distance of 32 kilometers.  As for the inbound route, expressway users shall pay tolls at the booths around the on-ramps of the expressway while in respect of the outbound route, expressway users shall pay tolls at the off-ramps of the expressway.  EXAT is responsible for collecting and delivering all tolls to NECL. All toll revenues in respect of the Udon Ratthaya Expressway shall belong to NECL.

The details of the expressway linking networks are as follows:

 

Toll Revenue Sharing

The Company and EXAT have received the toll revenue sharing in respect of the urban expressways (the Chalerm Mahanakorn Expressway and the Si Rat Expressway (Sector AB)) at 40 percent and 60 percent, respectively.
While the Company has received all toll revenues for the suburban expressways (the Si Rat Expressway (Sector C and D), The Prachim Ratthaya Expressway, and the Udon Ratthaya Expressway), in accordance with the terms of the respective Agreements.
 
Remarks : The Second Stage Expressway Agreement (Amendment) and the Bang Pa-in - Pak Kret Expressway Agreement (Amendment), with its concession period ending on 2035 and the Si Rat-Outer Ring Road Expressway Project, with its concession period ending on 2042
 

Toll Rates

Remarks :       (1)    These rates are after deduction of Baht 25 discount for all types of vehicles (from January 1, 2023 to December 31, 2023).
                 (2)    In case of the motorists’ service use of the Second Stage Expressway continuing from Sector AB to Sector C at Prachachuen Toll Plaza (outbound) or from Sector C to Sector AB at Prachachuen Toll Plaza (inbound), the tolls of the Second Stage Expressway for all types of vehicles will be at a discount of Baht 5 throughout the contract period.
                 
 

Revisions to Toll Rates under the Agreements

• The Chalerm Mahanakorn Expressway and the Si Rat Expressway are subject to a revision to their respective toll rates every 10 years, with their next revision taking place on September 1, 2028;
• The Prachim Ratthaya Expressway is subject to a revision to its toll rates every 5 years from the date of service operation of the project at the rates of Baht 15, Baht 25 and Baht 35 for four-wheeled vehicles, six-wheeled to ten-wheeled vehicles; and more than ten-wheeled vehicles, respectively, as specified in the Agreement, with the first revision taking place on December 15, 2021; and
• The Udon Ratthaya Expressway is subject to a revision to its toll rates on the 1st day of November every 10 years, with the next revision taking place on November 1, 2028

  leasing space and telecommunications services in the metro stations and trains throughout the concession period of 30 years from the date of the service opening of the entire route.  In this regard, the M.R.T. Chaloem Ratchamongkhon Line Project is consisted of Hua Lamphong-Bang Sue Section (the existing MRT Blue Line), and Hua Lamphong-Bang Khae Section, Bang Sue-Tha Phra Section (the MRT Blue Line Extension), per the details below:
 

• Hua Lamphong - Bang Sue Section (the existing MRT Blue Line), the first underground metro system of Thailand, covering the distance of 20 kilometers, with 18 stations, which was opened for service on July 3, 2004.  The Company is entitled to farebox revenue as well as undertaking activities and commercial development, including advertising, leasing space and telecommunications services in the metro stations and trains.
• Hua Lamphong - Bang Khae Section and Bang Sue - Tha Phra Section (the MRT Blue Line Extension), the underground and elevated route, with a total of 20 stations, divided into 4 underground stations and 16 elevated stations, having a connection with the M.R.T. Chaloem Ratchamongkhon Line Project (the existing MRT Blue Line) at Hua Lamphong Station and Bang Sue Station, as well as connecting with the M.R.T. Chalong Ratchadham Line Project (MRT Purple Line) at Tao Poon Station.  The Company is responsible for investment, supply, installation, testing and commissioning of the M&E Equipment, and trial running, including the O&M Services by ensuring the continuous train operation (Through Operation).  The supply and installation of the M&E Equipment

• Section 1: Bang Sue Station - Tao Poon Station, opened for service on August 11, 2017;
• Section 2: Hua Lamphong Station - Lak Song Station, opened for service on September 29, 2019;
• Section 3: Tao Poon Station - Tha Phra Station, opened for service on March 30, 2020 thereby ensuring the train operation in the MRT Blue Line Project as a single network (Through Operation), by having Tha Phra Station as the main common and interchange station, which would enable the passengers to change their destinations from Tha Phra Station to travel to the suburban area westward via Bang Phai Station to Lak Song Station or travel to the urban area via Itsaraphap Station to Hua Lamphong Station, as well as travelling to Tao Poon Station connecting with the M.R.T. Chalong Ratchadham Line Project (MRT Purple Line).

In this regard, the M.R.T. Chaloem Ratchamongkhon Line Project (MRT Blue Line) was opened for full service, covering the total distance of 48 kilometers, with 38 stations and a total of 54 trains available for service every day from 06.00 - 24.00 hours. 

2. The M.R.T. Chalong Ratchadham Line Project (“MRT Purple Line Project”), Bang Yai - Bang Sue Section (Khlong Bang Phai Station - Tao Poon Station), covering a distance of 23 kilometers, with a total of 16 elevated stations, where Tao Poon Station is located as an interchange station with Bang Sue Station of the M.R.T. Chaloem Ratchamongkhon Line (MRT Blue Line), which would make it possible for passengers’ interchange from the MRT Purple Line to the MRT Blue Line at Tao Poon Station, which in the future, would be connected with the MRT Purple Line (Tao Poon - Rat Burana Section). 

The Company has been granted the concession for investment, the supply of M&E Systems and O&M Services, on a PPP Gross Cost basis.  That is, MRTA invests in all civil works and the Company invests in the M&E Systems and the rolling stocks, including provision of the O&M Services in accordance with the service standards defined in the conditions of the Agreement.  MRTA is entitled to all farebox revenue and commercial development revenue from the utilization of the civil infrastructure and the railway systems and MRTA shall make gradual repayment for the M&E Systems to the Company on a monthly basis for a period of 10 years, and engage the Company to conduct the operation and maintenance throughout the concession period of 30 years from September 4, 2013.There is a total of 21 trains available every day without holiday, from 5.30 - 24.00 hours on Mondays - Fridays, and from 6.00 - 24.00 hours on Saturdays - Sundays and public holidays.