Table 4. Details of repair work of Whang-hak-jung

Project name Repair work of Whang-hak-jung Business expense ₩79,684,000
Curtural heritage name Whang-hak-jung
Cultural heritage type Tangible cultural heritage Seoul Tangible Cultural Heritages No. 25 (Specified on January 15, 1974)
Location 15-32 Sajik Road 9, Jongno-gu, Seoul(Sajik-dong)
Construction contents Roof construction - Tile selection(tile replacement rate: 20% of concave and 10% of convex)
Earth works & subsidiary construction

After disassembly of base floor T=100mm on gravel compaction T=100mm mud lime compaction

PE rainwater catcher(410×510×H750, Installation of granite cover)

Ø 300 Double wall pipe installation (L=6m)

Mason

Re-installation after dismantling left side, back side of base

Floor granite drainage and granite stair installation

Left side mortar demolished part Granite stones and granite flagstone installed

Installation of Suknujo in frontal granite ston

Re-installation after dismantling of frontal granite for installation of Suknujo

Window construction

Replace the front door(6 pairs in total)

Applying paper on the front door

Replacement of lost window hardware

Installation of anti-skid muzzle

Dancheong

Painting by old base color after wiping a thin grate window

painting by old base color on incomplete section

All wood oil stain 2 times

Subsidiary construction

Dismantling of cement mortar by drainage and demolition of corrugated pipe (Ø 300)

Dredging in drainage

Re-installation of steel railings after demolition (3 spans)

dismantling and re-installation Julyeon(8 places)