Progress of Minato Mirai 21 base maintenance

Enforcer: Incorporated administrative agency Urban Renaissance Agency (old urban infrastructure maintenance public corporation)
The enforcement area: About 101.8ha
The enforcement period: From 1983 to 2010 (including settlement period five years)
Total operating cost: About 176.6 billion yen

March, 2011 business completion

Inning creation area (the city enforcement) about 73.9ha

Targeting at part and new port districts of the land readjustment project area outside of civic centers, we maintain base facilities of road green tracts of land.

We are maintaining harborside highways sequentially and are (some service).

"Minato Mirai Ohashi Bridge", "Sakuragicho grade separation" performed maintenance of "Noge chikamichi" "the north relation bridge" to plan contact reinforcement with Minato Mirai 21 district and neighboring districts.

We lay tunnel accommodating water supply, electricity, telephone, gas, district heating and cooling in a lump underground of highway and form safe, comfortable city space.

(we include for harbor maintenance business)

We maintained walker passage with Moving Walkway apparatus as Nippon-Maru Memorial Park, comfortable access road to the Landmark Plaza Shopping Center area from Sakuragicho Station.
We install PV system in roof and use electricity that generated electricity for power or lighting of Moving Walkway.

Among the public sewers to maintain in land readjustment project area, we maintain constant pipe diameter or more sewage tracheas.

As the center of bustle, we maintained on intersection of "Grand mall axis" and "the queen axis".

Earthquake-resistant model circulation-type water tank is installed underground.

We served as walker way and, as very large open space that directed bustle of Minato Mirai 21 district, maintained on Grand mall axis.

It is park located in the center of King axis.
User rested and maintained as moisture, space where we could work on.

It is park located along the Katabira River.
We were connected directly with shoreline promenade (promenade) which began with Route 1 tsukijibashi Bridge and maintained as city park in new waterfront.

By duct line laid in utility tunnel, we collect garbage in district effectively.

System operation start

We push forward tree planting maintenance to plan improvement of comfort, convenience of person from next town as doorway of Minato Mirai 21 district, and space where event utilization is possible makes.

We changed position of intersection and shape to enable right turn approach in Minato Mirai 21 district from Hodogaya, the Tozuka area at Route 1 Takashima intersection, and to plan improvement in convenience and neighboring traffic congestion reducing and notification reinforcement of person of next town with the outskirts built-up area.

As new doorway which bound Yokohama Station East Exit district and Minato Mirai 21 civic center together to raise convenience and safety, excursion characteristics of person from next town to Minato Mirai 21 district, and to promote block development around Shin-Takashima Station, we maintained bridge for exclusive use of walker.

We stepped over Route 1 from King axis that was main walker axis in district to see Yokohama Station all, and to plan convenience of walker space from the passage area and safe improvement and maintained bridge for exclusive use of walker who bound Takashima two orders seam ward together and we saw all Yokohama Station and planned notification of walker network reinforcement with the passage area.

It is deck for exclusive use of walker crossing Minato Mirai Odori with a part of the walker network linking center of Minato Mirai 21 civic center to Yokohama Station. We strengthen continuity of walker lines of flow from Yokohama Station side to King axis, Grand mall axis.

It produces on, coldness and zeal to be necessary in district intensively and plans effective operation of energy and contributes to energy saving.
* The business main constituent: 21, Minato Mirai heat supply