To ride maglevs across continents on a global standard viaduct corridor of multiple services.
Continental infrastructure should be constructed the same way modern technology is — from modular, interchangeable parts that fit together seamlessly anywhere on Earth.
A single global standard for the viaduct, pylon segments, foundations, cable trays, rail gauge, maglev electromagnetic envelope, HVDC voltage, gas pipelines, water ducts, and every other core component. The same parts. The same connections. The same proven method of assembly — anywhere, on any continent.
That standard is the Multi-Modal Corridor platform. The MMC: a universal method to be shared, refined, and adopted by the world.
The goal is clear: every continent connected, every nation linked, and every population that seeks modern prosperity able to build world-class infrastructure from the same global parts list.
Every previous transformation of physical and digital infrastructure runs on a shared specification, set early and held to. Continental infrastructure is the last major category that has not yet been standardised at scale. The MMC platform proposes that it should be.
ISO 668, 1968. 20-foot and 40-foot dimensions, four corner castings, twistlock interface. Same specification on every port, ship, rail wagon, and truck chassis worldwide. Global container traffic: ~880 million TEU/yr. Container handling cost fell by ~90% versus break-bulk cargo.
Patented 1958. 8.0 mm stud spacing, 1.7 mm wall thickness, ABS plastic, ±0.005 mm tolerance. A brick produced in any decade fits a brick produced in any other decade. ~75 billion bricks produced annually; ~600 billion produced cumulatively.
Same M6 cam-lock fittings, same hex bolts, same dowel diameters, same Allen-key sizes across thousands of products. Components interchangeable across the catalogue. Unit assembly cost falls as the standard scales. Catalogue size: ~9,500 products, all on the same fastener stack.
RFC 791 (IPv4) 1981, RFC 793 (TCP) 1981. Same protocol stack on every connected device. ~5.5 billion users on one shared specification. The Internet is the agreement, not the hardware.
Two competing video cassette standards, late 1970s. Sony Betamax (1975): higher resolution (~250 lines vs VHS ~240), better audio, more compact 156 × 96 × 25 mm cassette. JVC VHS (1976): longer recording time (2 hours vs Beta's initial 1 hour), open licensing to other manufacturers, lower hardware cost. Beta was technically superior; VHS captured ~80% of the market by 1985 because the licensing strategy locked the standard in. Sony abandoned consumer Betamax production in 2002; the last Beta tape rolled off the line in March 2016. The lesson: the better technology does not automatically win the standards battle. The standard wins. Set it openly, license it broadly, integrate the best technical features — or watch a superior product be locked out of the market it should have led.
Opened 1994. 50.5 km subsea tunnel, £9 billion construction cost (~£22 billion in 2024 terms). And then crippled at every interface because the standards were not shared. UK loading gauge W6A vs continental gauge UIC GC. UK 25 kV AC overhead vs continental 25 kV AC plus 3 kV DC sections. UK in-cab signalling vs continental TVM-430. Different platform heights. Different couplers. Result: a bespoke Eurostar fleet that runs nowhere else on the European network; cross-Channel rail freight collapsed from ~3 Mt/yr in the mid-1990s to under 1 Mt/yr today. Engineering triumph; standards failure. The MMC platform exists so this does not happen at continental scale.
The MMC viaduct is a productised structural frame engineered to carry the full stack of continental services. One corridor, one construction sequence, one approvals process, one community impact. Provision built in for additional services to be added as demand justifies.
600 km/h on the top deck. One guideway geometry, one EM envelope, one signalling protocol. Through-running rolling stock across compatible continents.
Three electrified heavy-haul tracks on the lower deck. Standard gauge, standard voltage, standard coupler interface. Freight crosses borders without changing trains.
Multiple parallel HVDC corridors at a standard voltage class. Continental-scale renewable export. The energy backbone of the planet on one specification.
Continental aqueduct in the service ducts. Standard pipe diameter, standard pumping interfaces, standard storage geometry. 30,000 GL/yr in the Australian deployment.
National and regional gas pipelines in the corridor service ducts. One pipeline interface, one inspection method, one maintenance protocol.
Continental telecommunications and data infrastructure. Standard fibre count, standard splice points, standard maintenance access.
Structural provision for a hyperloop tube on a future deck, deployable when the technology reaches commercial revenue service. The standard is open.
The architecture accommodates services that do not yet exist. The standard outlives the products that use it — the way ISO 668 outlived every individual cargo type.
The single global standard does not arrive all at once. It builds outwards. First, cities within a nation. Then, nations linked across a continent. Then, continents to continents. Then, eventually, the islands of the world joined by subsea tunnels and subsea cables. Every step is the same standard. Every kilometre laid is a kilometre that becomes part of the shared system.
Within one country, ~3,940 km. Today: a 4-hour flight. On the standard: continental maglev across the southern corridor, intercity at 600 km/h.
SE Asia → China → Russia, ~8,400 km. Today: multiple gauge changes, multiple political systems, multiple ticketing platforms. On the standard: one viaduct, one ticket, one journey.
The Americas, ~8,500 km. Today: the Darién Gap remains the unbridged 100 km that separates North and South America by land. On the standard: a continental viaduct that solves both the geography and the missing rail standard.
Trans-Eurasian, ~8,100 km. Today: the route crosses the Channel Tunnel's incompatible signalling and voltages, then the Russian/European gauge change at Brest, then the Russian/Chinese gauge change at Manzhouli. On the standard: through-running rolling stock, end to end.
Phase 0: Melbourne–Canberra–Sydney–Newcastle–Brisbane. 2,290 km. East-coast Australian capitals on one viaduct. The first deployment of the platform.
Phases 1–3: continental Australian network, ~22,000 km total. Same platform deployed in North America (Vancouver–Veracruz), Europe (Lisbon–Urals), Africa (Cape Town–Cairo). Each nation builds to the same specification.
HVDC interconnections across straits and seas. Australia–Asia-Pacific subsea HVDC. North Africa–Europe via the Strait of Gibraltar. The Americas linked end to end. One voltage class.
Subsea tunnels and bridges where geography and economics permit. Bering Strait. Strait of Gibraltar. Current longest subsea passenger rail: Seikan Tunnel, 53.85 km, 1988. Structural feasibility of longer crossings documented; the constraint has been the absence of a shared standard at scale.
A single global standard does not require a single global manufacturer. Each nation builds its own rolling stock, equipment, and downstream services. The shared work is the standard itself: guideway tolerance, EM envelope, freight rail gauge, HVDC voltage class, hyperloop tube geometry.
The precedent is the Apollo–Soyuz Test Project, 1975. USA and USSR jointly defined an androgynous docking adapter (APAS-75) that allowed each nation's spacecraft to interface with the other's. Each spacecraft remained sovereign technology; cooperation was at the interface. The engineering cooperation has run continuously on the International Space Station since 1998, spanning regime changes, wars, and breakdowns in every other dimension of the bilateral relationship.
The same architecture applies to continental infrastructure. Japan, China, Europe, Korea, India, Brazil, Australia — each builds its own rolling stock. All run on the same track. The track is the cooperation; the train is the competition.
No nation gives up sovereign industrial capacity. Every nation gains access to a global market for the standardised products its industry builds.
Multi-Modal Corridors (MMC) is the proposed method to standardise continental infrastructure. One productised viaduct carrying maglev passenger, electric freight, road, HVDC, water, pipelines, sovereign fibre, and forward provision for hyperloop — built to a single shared specification anywhere on Earth.
The mechanism is the MMC Consortium, proposed in Memo 24. The detailed working-group breakdown — the corridor services and the named industry leaders in each — lives on the MMC engineering site. First deployment: the Australian high-speed rail procurement currently in progress. Long-term build pipeline: the ~22,000 km Australian continental network. Eventual deployment: every continent that wants to build modern infrastructure to a shared, productised, falling-cost standard.
The platform is not for sale. It is offered to the world to use, refine, and build on. Apollo–Soyuz architecture: cooperation in the standard, sovereignty in the products that run on it.
By rail, by wire, by water, by pipe, by fibre. On one shared method. Built by the people of every continent. For the people of every continent.
One method. One standard. One connected planet.