NPS GC has finished installing rail slabs at the test site for field trials of ballastless high-speed track.
Along the 1+ km section, crews laid 263 concrete elements: 207 NGP 4.0 track slabs and 56 turnout slabs.
The work unfolded in stages:
π Foundation slabs went down on the reinforced subgrade, laid by hand under the turnouts and by an automated rig elsewhere, with height deviations held under 5 mm.
π Track slabs, each weighing about 7 tons, were set on three-point jacks above the foundation using a 55-ton crawler crane and a 70-ton mobile crane.
π The trickiest part: fine-tuning slabs to within 1 mm. A robotic total station tracks position while accounting for temperature and time of day, checking coordinates against the design in real time via NPSβs own software and issuing corrections.
π Once locked in place, crews built formwork and poured self-compacting concrete into the gaps, no vibration needed, no shrinkage.
Next, Russian Railways is set to lay thermally hardened rails, calibrate the automation systems, and test how Sapsan trains loading the track affect the subgrade and structure.ββββββββββββββββ
P.S. Precision poured in concrete.ββββββββββββββββ
π€οΈ βοΈ πββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_News
Along the 1+ km section, crews laid 263 concrete elements: 207 NGP 4.0 track slabs and 56 turnout slabs.
The work unfolded in stages:
Next, Russian Railways is set to lay thermally hardened rails, calibrate the automation systems, and test how Sapsan trains loading the track affect the subgrade and structure.ββββββββββββββββ
P.S. Precision poured in concrete.ββββββββββββββββ
π€οΈ βοΈ πββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_News
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Ever since Hollywoodβs βOdysseyβ hit theaters, the internetβs been fighting harder than the Greeks and Trojans ever did. So letβs ask: what if Homerβs hero had pointed his βcunning mindβ at building a railway from Troy to Ithaca instead of raiding the seas?
Such a project would need the godsβ help, its scale dwarfing all seven wonders combined: about 1,000 km of track through brutal, seismic terrain, plus engineering marvels crossing seas and mountains.
π A transcontinental rail crossing over the Dardanelles, where a road bridge already exists today, the 4.6-km β1915 Γanakkale.β
π A tunnel system through the Pindus mountains, potentially over 60 km, on the scale of the Gotthard in the Alps.
π A submerged floating tube tunnel anchored by heavy cables, the kind Norway is developing now, and the hardest part of all: the mainland-to-Ithaca gap runs about 30 km, over water more than a hundred meters deep.
In Homerβs version, Poseidonβs curse kept Odysseus wandering for 10 years, though actual sailing time added up to barely a couple of months. The rest went to βforced technical layoversβ: a year at Circeβs resort, seven more held captive by the nymph Calypso.
Swap the trireme for a high-speed train, and the King of Ithaca flies home in 4 hours, 20,000 times faster. Homerβs real Odyssey opens with an invocation about a man driven off course for years after the fall of Troy. This version might open with an ode to the engineers instead.ββββββββββββββββ
P.S. The Odyssey, finished in 4 hours.ββββββββββββββββ
π ποΈ β±οΈββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
Such a project would need the godsβ help, its scale dwarfing all seven wonders combined: about 1,000 km of track through brutal, seismic terrain, plus engineering marvels crossing seas and mountains.
In Homerβs version, Poseidonβs curse kept Odysseus wandering for 10 years, though actual sailing time added up to barely a couple of months. The rest went to βforced technical layoversβ: a year at Circeβs resort, seven more held captive by the nymph Calypso.
Swap the trireme for a high-speed train, and the King of Ithaca flies home in 4 hours, 20,000 times faster. Homerβs real Odyssey opens with an invocation about a man driven off course for years after the fall of Troy. This version might open with an ode to the engineers instead.ββββββββββββββββ
P.S. The Odyssey, finished in 4 hours.ββββββββββββββββ
π ποΈ β±οΈββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
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Maputo station, capital of Mozambiqueβs rail network, ranks among the ten most beautiful in the world. Built between 1908 and 1916 and officially inaugurated in 1910, the Beaux-Arts building replaced a modest wood-and-zinc depot from 1895. Legend credits Gustave Eiffel with the design, though it was actually the work of Portuguese architects Alfredo Augusto Lisboa de Lima, MΓ‘rio Veiga, and JosΓ© Ferreira da Costa.
Wrought-iron balconies, marble columns, and a soaring sea-green copper dome spanning 51 meters give it the air of a royal palace rather than a train station. Itβs even made a cameo on the big screen, appearing in the 2006 film βBlood Diamond.β A small on-site museum displays vintage steam locomotives and railway artifacts, and trains still depart daily for destinations across Mozambique and into neighboring Eswatini, South Africa, and Zimbabwe.
P.S. Built like a palace, works like a station.ββββββββββββββββ
π ποΈ πββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
Wrought-iron balconies, marble columns, and a soaring sea-green copper dome spanning 51 meters give it the air of a royal palace rather than a train station. Itβs even made a cameo on the big screen, appearing in the 2006 film βBlood Diamond.β A small on-site museum displays vintage steam locomotives and railway artifacts, and trains still depart daily for destinations across Mozambique and into neighboring Eswatini, South Africa, and Zimbabwe.
P.S. Built like a palace, works like a station.ββββββββββββββββ
π ποΈ πββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
Javier Senosiain is a Mexican architect and leading figure in organic architecture, known for flowing, biomorphic buildings that echo animals and plants, built from sustainable materials like stone, wood, cellulose, and recycled paper.
Most of his projects sit in the suburbs of Mexico City. The best-known is Nautilus House, shaped like a mollusk shell, its facade set with colored stained glass that casts soft light through the interior. Another signature work, Quetzalcoatlβs Nest, weaves like a giant serpent through the landscape, dipping underground and rising back up, while preserving thousands of trees on site alongside new gardens, ponds, and a grass amphitheater.
Senosiain also built his own home, Shark House, set into a hillside and reached via a spiral staircase that leads straight to the βjaws.β Another structure, Mexican Whale, looks like itβs resting on the lawn.ββββββββββββββββ
P.S. Buildings that seem alive.ββββββββββββββββ
ποΈππββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
Most of his projects sit in the suburbs of Mexico City. The best-known is Nautilus House, shaped like a mollusk shell, its facade set with colored stained glass that casts soft light through the interior. Another signature work, Quetzalcoatlβs Nest, weaves like a giant serpent through the landscape, dipping underground and rising back up, while preserving thousands of trees on site alongside new gardens, ponds, and a grass amphitheater.
Senosiain also built his own home, Shark House, set into a hillside and reached via a spiral staircase that leads straight to the βjaws.β Another structure, Mexican Whale, looks like itβs resting on the lawn.ββββββββββββββββ
P.S. Buildings that seem alive.ββββββββββββββββ
ποΈππββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
The Millau Viaduct in France holds the record for the worldβs tallest transport structure, with one pylon soaring 343 meters and the roadway itself running 270 meters above ground, floating among the clouds.
More than 15 years passed between concept and completion, three spent on construction, designed by engineer Michel Virlogeux and architect Norman Foster. Seven piers carry a steel deck weighing 36,000 tons, pushed into place by hydraulic systems under satellite guidance, while the pylons were assembled atop the piers using laser-guided checks before the cable stays were tensioned. Sensors throughout track movement down to the micron, feeding data to a control center.
Once plagued by gridlock stretching for dozens of kilometers, Millau became the final link in the A75 highway connecting Paris to the Mediterranean. Wrapped in fog, the bridge seems to float above the Tarn valley, earning it the name βthe bridge above the clouds.β
P.S. A bridge that outgrows the clouds.
π«οΈπβοΈββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained
More than 15 years passed between concept and completion, three spent on construction, designed by engineer Michel Virlogeux and architect Norman Foster. Seven piers carry a steel deck weighing 36,000 tons, pushed into place by hydraulic systems under satellite guidance, while the pylons were assembled atop the piers using laser-guided checks before the cable stays were tensioned. Sensors throughout track movement down to the micron, feeding data to a control center.
Once plagued by gridlock stretching for dozens of kilometers, Millau became the final link in the A75 highway connecting Paris to the Mediterranean. Wrapped in fog, the bridge seems to float above the Tarn valley, earning it the name βthe bridge above the clouds.β
P.S. A bridge that outgrows the clouds.
π«οΈπβοΈββββββββββββββββ
#PS_NPS
#NationalProjectConstruction
#PS_NPS_Explained