Question: What is the total length of the motorway on which the Weaver Viaduct is located?

Context paragraphs:
M56 motorway: The M56 motorway, also known as the North Cheshire motorway, is in Cheshire and Greater Manchester, England.  It runs from Junction 4 of the M60 to Dunkirk, near Chester.  With a length of 33.3 mi , it is often busy with long-distance commuter traffic towards North Wales.  It serves commuters heading to Manchester, particularly those from the wider Cheshire area, and gives access to Manchester Airport from the national motorway network.

Severinske Drage Viaduct: Severinske Drage Viaduct is located between the Bosiljevo 2 and Vrbovsko interchanges of the A6 motorway in Gorski Kotar, Croatia, just to the east of Veliki Gložac Tunnel.  It is 724 m long.  The viaduct consists of two parallel structures: The first one was completed in 2004, and the second one in 2007.  The viaduct is tolled within the A6 motorway ticket system and there are no separate toll plazas associated with use of the viaduct.  The viaduct was designed by Jure Radnić and constructed by Hidroelektra and Konstruktor.

Srijane Viaduct: The Srijane Vidauct, also known as Radovići Viaduct, is located between the Bisko and Blato na Cetini interchanges of the A1 motorway in Croatia.  It is 504 m long plate girder reinforced concrete viaduct.  At this location the motorway route follows a horizontal curve of 850 m radius.  The viaduct comprises 13 spans.  The viaduct and its approach embankments traverse a 1500 m long valley.  The viaduct is executed as two parallel structures, and each of the structures is 13.95 m wide.

Kotezi Viaduct: The 1227 m Kotezi Viaduct is part of the A1 motorway in Croatia, located between Ravča and Vrgorac interchanges.  It is the second-longest viaduct found along the motorway.  Construction and opening of the motorway section and the Kotezi Viaduct was marked by a naming dispute, causing the viaduct to be renamed twice in the month before the opening.  The local population expressed concerns about the viaduct's effects on the drainage of floodwater from the karst polje it spans and on groundwater levels in the area.

Weaver Viaduct: The Weaver Viaduct, in the north of Cheshire on the M56, is one of the longest concrete viaducts on the British motorway network.

West Coast Highway, Singapore: West Coast Highway (Malay: "Lebuhraya West Coast; Chinese: 西海岸大路" ) is a major arterial road in Singapore which links Jurong industrial estate and Clementi New Town to the city.  It is an at-grade road from its junction with Pandan Loop and West Coast Road to its interchange with Pasir Panjang Road, where it becomes a grade-separated viaduct; the viaduct merges with Keppel Road before its interchange with Ayer Rajah Expressway.  The total length of the highway is 11 km.  The viaduct is newer than the at-grade section, having been completed in 2006.

San Juanico Bridge: San Juanico Bridge (Filipino: "Tulay ng San Juanico") is part of the Pan-Philippine Highway and stretches from Samar to Leyte across the San Juanico Strait in the Philippines.  Its longest length is a steel girder viaduct built on reinforced concrete piers, and its main span is of an arch-shaped truss design.  With a total length of 2.16 km , it is the longest bridge in the Philippines spanning a body of seawater, while the Candaba Viaduct (The longest bridge in the Philippines in all category) in Pampanga is under the viaduct category along the North Luzon Expressway - making the San Juanico Bridge the second longest bridge in the Philippines in all category.  The bridge was dedicated to Ferdinand Marcos' wife, Imelda Marcos.

High Bridge (Coatesville, Pennsylvania): The Coatesville High Bridge is a stone masonry arch railroad viaduct that crosses the valley of the West Branch Brandywine Creek at Coatesville, Pennsylvania.  Built by the Pennsylvania Railroad between 1902 and 1904, it has ten arches (eight of 78 ft and two of 88 ft ) and spans a total length of 934 ft , with wing walls extending it to 1287 ft .  78 ft high, the bridge was built to accommodate four standard gauge railroad tracks, with a total length of 52 ft .

Highways in Hungary: According to the "Állami Autópályakezelő Zrt."  ("State Motorway Management Plc."), the total length of the Hungarian motorway system was 1,400.6 kilometers in 2013.  The construction of the Hungarian motorway system started in 1964 with M7, which finished in 1975 between Budapest and the Lake Balaton.  The total length of the system reached 200 km in 1980, 500 km in 1998 and 1000 km in 2007.

Golubinjak Viaduct: Golubinjak Vidauct is 588 m viaduct located between the Delnice and Vrata interchanges of the A6 motorway in Gorski Kotar, Croatia.  The viaduct is tolled within the A6 motorway ticket system and there are no separate toll plazas associated with use of the viaduct.  It is 579 m long.  The viaduct consists of two parallel structures: The first one was completed in 2004, and the second one in 2008.  The viaduct was designed by Inženjerski projektni zavod and constructed by Hidroelektra.

Supporting paragraphs: Weaver Viaduct M56 motorway
Answer: 33.3 mi