Каирская монорельсовая дорога — это двухпутная монорельсовая система скоростного транспорта в Каире, Египет, которая в настоящее время находится в стадии строительства. Когда проект будет завершен, две линии обеспечат первое сообщение общественного транспорта из Новой административной столицы и города 6 октября в столичный регион Каира.

Прокладка 54-километровой линии между Новым административным городом и Восточным Каиром займет 60 минут, а 42-километровая линия между Городом 6-го Октября и Гизой — 42 минуты.

Декстра supplied more than 300,000 Бартек standard and bridging couplers for the connection of reinforcement bars. Бартек is simple to install and does not require professional skilled labor, which reduces labor on the job site, formwork costs, and increases job site safety.

Around 400,000 Бартек стержни с головкой were also installed as a replacement for крючковые стержни in concrete members and connections.

Moreover, the project used Юнитек bolted couplers in repair works for the connection of two rebars which have not or cannot be threaded.

Первый этап системы откроется для публики в 2022 году, второй этап — в 2023 году.

The Forrestfield Airport Link is a rail infrastructure project lolcated in Perth, Western Australia. The 8.5km line will connect the existing Midland Line to Perth International Airport and further to the eastern suburbs. The project features two twin-tunnels bored with Tunnel Boring Machines (TBMs) which move up to 26 meter underneath the bed of Swan river, highways and Perth Airport, adding three new stations to the city’s transportation network: Belmont, Airport Central and Forrestfield.

For the tunnel boring packages, Декстра supplied a total of 10 стеклопластик Мягкие глаза between 2016 and 2017 (two for Airport Central Station, two in Abernethy, four in Belmont and two in Bayswater) to the contractor JV of Salini Impregilo and NRW Salini Impregilo. Мягкие глаза are rebar cages made mostly of Glass-Fiber Reinforced Polymer (GRFP) bars and some steel rebar. Мягкие глаза can be cut by the TBMs and allow faster equipment breakthrough, saving precious time while avoiding to damage the TBM heads.

Декстра also supplied a total of 65,000 Гриптек connections for the station works. Гриптек is distributed in Western Australia by Dextra’s partner InfraBuild Construction Services. They offer the complete service to the contractor: Cutting the rebar, preparing the bar ends with Гриптек sleeves and bending them for final installation on site. This allows the contractor to achieve faster cycle times in rebar connection on site .

Сонитек, Dextra’s steel tubes for Crosshole Sonic Logging tests (to check concrete integrity in bored piles) were also supplied.

Линия Форрестфилд-аэропорт заработает в 2022 году.

For more information about our solutions in Australia, please consult our Bangkok office

Brussels Metro is a rapid transit system that serves a large portion of the Brussels, Capital Region of Belgium. It consists of 4 conventional metro lines and 3 pre-metro lines.

Line 3 is a tram line that runs through the city center from Churchill in the south to Esplanade in the north, using the North-South Axis tunnel. The total route will be 10.3km long.

An 150m long new tunnel was dug underneath the Brussels North railway station to connect two existing underground tunnels. It was an important component of the new metro link.

Dextra supplied Сонитек, a tube solution that facilitates the integrity testing of foundations using the CSL testing method, to the construction site of Line 3. 13 kilometers of the tubes were installed in the 18m long pile cages.

The Сонитек system has been designed with the sole purpose of being easy to assemble and install in reinforcement cages.

The Cairo Metro is a rapid transit system in Greater Cairo, Egypt. It was the first of three fully-fledged metro systems built in Africa, as well as the first in the Arab world. It began service in 1987 as Line 1 between Helwan and Ramsis Square, covering a distance of 29 kilometers.

The Cairo Metro currently has 74 stations, 3 of which are transfer stations, with a total length of 89.4 kilometers as of August 2020. There are three operating lines in the system.

The new line, line 4, will run from Makram Ebeid Station to Police Academy Station near the Ring Road, with bored tunnels following Doctor Hassan El-Sherif Street and Ahmed El-Zomor Street. It will be 24 kilometers in total length.

Construction began in Q3 2019 and is expected to be completed in 2024.

Dextra has supplied 450,000 Bartec+ couplers and 42 стеклопластик soft-eyes for the reinforcement of the мембранные стены.

Bartec+ is a mechanical splicing system with parallel threads for connecting concrete reinforcement bars with diameters ranging from 12 to 50 mm (ASTM #4 to #18). The threaded rebars are tensile tested at 90% of the rebar yield strength.

Dextra’s стеклопластик soft-eyes solution is an integrated turn-key solution that uses cut-able Glass Fiber Reinforced Polymer (стеклопластик) reinforcement as an alternative to traditional steel rebars, allowing the penetration of Tunnel Boring Machines (TBM) to pass through мембранные стены with ease.

The Lucknow Metro project is built to serve the growing population of Uttar Pradesh, North India, as well as to serve the areas that are not connected by the existing rail system. The 35km rail system comprises 22 stations, of which 19 will be elevated.

The first phase of the project consists construction of 2 rail lines (North- South and East-West corridor), connecting the four corners of Lucknow by running through the heart of the city. Being implemented by Lucknow Metro Rail Corporation (LMRC), the Phase 1 comprises the construction of 22.8km long North-South corridor.

The priority section is the 8.5 kilometers linking Transport Nagar to Charbagh.
Once operational, the Lucknow Metro will help ease the traffic in the city, and will also reduce commuters’ travel time.

The 37km-long Light Rail Transit Line 3 (LRT3) is a light rail line under development in Malaysia. It includes a 35km viaduct and a 2km underground tunnel which will link Bandar Utama with Johan Setia in Klang.

Developed in line with the Greater Kuala Lumpur/Klang Valley (GKL/KV) Land Public Transport Masterplan, LRT3 will play a strategic part in extending rail connectivity to the Western Corridor of GKL/KV.

Dextra provided cuttable Glass Fiber Reinforced Polymer (GFRP) soft-eye solutions, installed in diaphragm walls of escape shafts, in order to facilitate the underground tunnel breakthrough by the Tunnel Boring Machines (TBM).

The LRT3 project is expected to serve 2-million people across the alignment by improving connectivity, alleviating traffic congestion and stimulating economic growth along the Western Corridor of Klang Valley, from Klang to Petaling Jaya.

The construction is scheduled for completion by February 2024.

Панамская линия метро 3 — это монорельсовая линия длиной 34 км, разрабатываемая в рамках проекта метро Панамы. Это будет крупнейший проект в стране со времени расширения Панамского канала.

Линия свяжет провинцию Панама-Оэсте с провинцией Панама, сократив среднее время в пути вдвое — с 90 минут до 45 минут. Монорельсовая система станет первой в Америке, в которой будет использоваться японская технология.

Dextra supplied 260,000 Бартек couplers for the elevated monorail structure’s piling column and precast beam connection.

Сонитек tubes were also used to examine the concrete integrity of bore-piles using the crosshole sonic logging testing method.

Ожидается, что линия начнет работу в середине 2025 года. Линия принесет пользу более чем 500 000 жителям провинции Панама-Оэсте.

Изображение предоставлено: Канал YouTube Linea 3 del Metro de Panamá, www.elmetrodepanama.com

Метро Лимы — это система скоростного транспорта в Перу, которая в настоящее время соединяет район Вилла-Сальвадор на юге Лимы с Сан-Хуан-де-Луриганчо в северо-восточной части города. Линия метро 1 начала свою работу в 2011 году с 26 станциями общей протяженностью 34,6 км, это самая длинная линия метро в Америке.

Декстра is proud to contribute to the construction of Metro Line 2 and the initial phase of Line 4, both of which commenced simultaneously in 2016. Line 2, a 27-kilometer fully underground transit route, will seamlessly connect Lima’s Ate district with the Callao region. Meanwhile, the first 8-kilometer segment of Line 4 will serve as a crucial link between Line 2 and the Jorge Chávez International Airport station, enhancing connectivity for commuters and travelers alike.

More than 160,000 Роллтек rebar couplers have been supplied to the Metro construction site to avoid rebar congestion of the traditional overlapping method.

Several types of Роллтек couplers were installed in various parts of the stations’ structures, including standard couplers size #8, #11 and #14, and transition couplers size #8 and #11.

Полная линия будет введена в эксплуатацию в 2024 году.

Etihad Rail is a 1,200-kilometer railway project that will be the first national freight and passenger railway network in the United Arab Emirates (UAE), connecting the seven emirates and promoting trade and social development in the country and across the GCC countries.

Ожидается, что железнодорожный проект станет устойчивой альтернативой грузовым и пассажирским перевозкам в городских и сельских районах Эмирата. Ожидается, что он будет перевозить около 16 миллионов пассажиров и 50 миллионов тонн грузов. Это внесет значительный вклад в снижение выбросов от дорожного движения.

Сеть Etihad Rail достигает границ Катара и Саудовской Аравии на западе. Западный участок соединяется с Саудовской Аравией через Гвейфат, а восточный участок соединяется с Оманом через Аль-Айн. Железнодорожная линия соединяет Абу-Даби, Шарджу и Дубай и проходит через территорию Эмирата. Затем он направляется в северные эмираты и Фуджейру.

Железнодорожная сеть будет построена в 3 этапа. Первая очередь железнодорожной сети, открывшаяся в 2016 году, представляет собой западный участок длиной 266 километров между Аль-Рувайсом и Шахом. Он соединяет Рувайс и Хабшан, а затем Хабшан и Шах.

Второй этап соединяет Абу-Даби с Дубаем. Он также связан с портами Джебель-Али, Мусаффа и Халифа. Третий этап предполагает подключение северных Эмиратов. Второй и третий этапы планируется завершить в 2024 году.

В настоящее время Dextra поставляет различные инженерные решения для второго этапа строительства железнодорожной сети, который включает строительство 200-километровой главной линии в Абу-Даби и 40-километровой ветки до порта Халифа, 78-километровой главной линии в Дубае и 20-километровой ветки до Джебела. Порт Али, 98-километровая магистральная линия от Шарджи до Фуджейры и 29-километровая ветка до Тавиина, а также сопутствующие объекты.

Эти решения были доставлены на площадку строительства железнодорожного тоннеля.

• 110,000 Бартек couplers for concrete structure reinforcement.
• 32,000 Сонитек tubes for the CSL (crosshole sonic logging) testing of foundation piles.
• 69,000 steel rock-bolts for stabilizing rock excavations.
• 400 GFRP (Glass Fiber Reinforced Polymer) rock-bolts.
• 660 umbrella pipes for stabilizing tunnel headings.

Источник верхнего изображения: https://filipinotimes.net/news/2019/12/19/coming-soon-rail-network-linking-dubai-fujairah-khorffakan-ports/

The Sha Tin Sewage Treatment Works Relocation project was aimed to relocate the Sha Tin Sewage Treatment Works (STW) in Sha Tin, Hong Kong, which is currently located at the mouth of the Shing Mun River, to the cavern site at Nui Po Shan of A Kung Kok on the opposite bank, freeing up the existing site for uses beneficial to people’s livelihood and improving the local living environment.

The future Sha Tin Cavern STW will be the largest of its kind in Hong Kong, occupying 14 hectares of land. It will have the same treatment capacity as the current site, but will use advanced sewage treatment technology to meet local population demands and improve services for residents.

For the tunneling works, Dextra has supplied around 800 pieces of GEOTEC™ GFRP rock-bolts for the tunnel’s temporary supporting.

GEOTEC™ GFRP rock-bolts are made of cut-able glass fiber reinforced polymers, making them perfect for face bolting or any other tunneling and mining application where further excavation is required.

Источник изображений: https://ststwincaverns.hk/