Korea Mechanical Parking Removal vs Replacement Cost Calculator

Compare itemised mechanical parking removal and replacement quotations, post-removal parking capacity, recurring costs, lost-space value, present value, and the Korean statutory filing precheck.

Start from an illustrative scenario

These amounts are not official averages or recommended prices. Replace every field with written contractor, designer, inspection-body, and local-authority figures.

1. System and removal ground

System type is contextual and never sets a price. The age or breakdown route requires both actual inoperability and at least five years since installation.

years

Completed years since installation or use inspection

This selection does not prove the technical facts or approve the filing.

spaces
spaces

2. Post-removal parking count

Do not assume a local relaxation rate. Enter the final required and recognised counts confirmed by the competent authority.

spaces
Required count confirmed
spaces
spaces
spaces

Enter only a count accepted by the authority

Nearby or exemption count confirmed

This has no effect when the entered count is zero.

3. Removal quote

Separate dismantling, pit restoration, parking mitigation, filing, and downtime, and normalise VAT treatment.

KRW
KRW
KRW
KRW
KRW
KRW
KRW

Enter only an amount supported by the contract.

4. Replacement quote

Normalise new equipment, old-system removal, steel, electrical, fire, building, use-inspection, and downtime scope.

KRW
KRW
KRW
KRW
KRW
KRW

Enter only an approved or contracted amount.

5. Annual costs and parking-space value

Use a non-duplicated monthly net contribution for spaces lost after removal, such as rent, operating contribution, or avoided parking cost.

KRW
KRW
KRW
KRW
KRW
KRW
years

Enter 0 to omit

KRW
%
KRW
KRW

6. Analysis assumptions

Year one uses current figures. Later recurring costs and major repairs escalate, then each year-end cash flow is discounted.

%

Applied only to works, 0–30%

years

1–60 years

%
%

Present-value cost comparison

Removal has the lower cost

KRW 16,368,217 difference

Removal PV

KRW 420,896,876

Replacement PV

KRW 437,265,093

Resolve the post-removal parking deficit

The five-year threshold is met; the removal option has 6 recognised spaces and a 10-space deficit.

This is not filing approval or a technical determination. Confirm the documents and layout with the authority and designer.

Cost summary

Removal initial net cost

KRW 45,800,000

Replacement initial net cost

KRW 252,000,000

Removal equivalent annual cost

KRW 28,290,881

Replacement equivalent annual cost

KRW 29,391,083

Spaces lost versus replacement

14 spaces

Annual opportunity cost KRW 20,160,000

Replacement discounted crossover

Not within the horizon

Parking-count comparison

Required count16
Removal recognised / deficit6 / 10
Replacement recognised / deficit20 / 0

Statutory reference note

Law checked 2026-07-30 · five-year period under Enforcement Decree Article 12-5 · filing documents under Enforcement Rule Article 16-11

Initial-cost breakdown

Contingency applies only to works, not again to professional, administrative, downtime, or deduction items.

Removal and replacement initial-cost breakdown
ItemRemovalReplacement
Contingency baseKRW 38,000,000KRW 220,000,000
ContingencyKRW 3,800,000KRW 22,000,000
Professional, inspection, and administrationKRW 3,000,000KRW 6,000,000
Downtime and temporary operationKRW 2,000,000KRW 4,000,000
Applied deduction-KRW 1,000,000KRW 0
Initial net costKRW 45,800,000KRW 252,000,000

Annual cash flow

The first three years, major repair, crossover, and final year are shown first.

Annual nominal cost and cumulative present value for removal and replacement
YearRemoval nominalRemoval cumulative PVReplacement nominalMajor repairReplacement cumulative PV
Year 1KRW 21,160,000KRW 66,343,689KRW 9,600,000—KRW 261,320,388
Year 2KRW 21,583,200KRW 86,687,925KRW 9,792,000—KRW 270,550,287
Year 3KRW 22,014,864KRW 106,834,645KRW 9,987,840—KRW 279,690,576
Year 12KRW 26,309,800KRW 279,577,208KRW 49,237,623KRW 37,301,229KRW 384,223,825
Year 20KRW 30,826,124KRW 420,896,876-KRW 6,014,613—KRW 437,265,093

Related calculators

What this removal-versus-replacement calculator does

This calculator compares removing an ageing Korean mechanical parking system and converting its footprint to self-parking spaces with replacing it with a new mechanical system.
It puts dismantling, disposal, pit and slab restoration, steel, electrical and fire-protection work, design, inspections, downtime, recurring operation, and the value of parking spaces lost into one cash-flow model.

Removal can look inexpensive on day one but become costly when fewer usable spaces reduce rent, operating contribution, or avoided parking expense for many years.
Replacement demands more capital and creates maintenance, power, inspection, insurance, and repair costs, so it may not pay back where utilisation or the value of a parking space is low.
The page therefore shows nominal lifetime cost, present value, equivalent annual cost, and the first discounted crossover year.

Owners and owner associations

Prepare a funding comparison, parking-count review, and decision record for an ageing system.

Facility managers and project managers

Normalise contractor scope where lifting, disposal, pit work, electrical work, and inspections differ.

Rental-property operators

Test how fewer parking spaces may affect operating contribution, vacancy pressure, or alternative parking expense.

Design and filing teams

Keep the statutory removal ground, recognised parking count, and filing documents separate from the economic result.

Korea-specific legal screen for 2026

This page applies South Korean rules checked on July 30, 2026.
It does not approve a removal filing, determine structural safety, establish the legally required parking count, or replace advice from the competent local authority, designer, engineer, or inspection body.

1. Statutory ground for removal

Parking Lot Act Article 19-13(1) permits removal where a system is inoperable because of age, breakdown, or a similar reason, or where removal is unavoidable for structural or safety reasons.
The age-or-breakdown route is limited by Enforcement Decree Article 12-5 to a system that has passed the five-year period.
Five years alone does not prove inoperability, and selecting the structural or safety option does not replace an engineering record or the authority review.

2. Parking spaces after removal

Article 19-13(2) addresses a shortfall against the accessory parking standard after removal through nearby accessory parking or payment of the installation obligation, and it also requires parking corresponding to the former equipment floor area to be secured on the facility or its site.
Article 19-13(6) and Decree Article 12-5 allow a local ordinance to relax the standard within one-half in appropriate cases.
They do not create an automatic nationwide 50% reduction, so the calculator asks for the final count confirmed by the local authority instead of applying a built-in relief rate.

3. Removal filing and attachments

Enforcement Rule Article 16-11, effective July 27, 2026, requires the prescribed removal filing, an inspection certificate or prohibition-of-use notice, a parking layout for the former equipment floor area, and the applicable nearby-parking plan or exemption application.
Act Article 19-13(4) provides a seven-day notification period for acceptance of the filing, but that period does not promise that document correction, structural review, or every related permit will be complete in seven days.

Normalise the two quotations before comparing totals

A removal quote that includes pit filling and disposal cannot be compared directly with a replacement quote that excludes removal of the old system.
Mark the included scope below, use the same VAT basis for every amount, and enter each cost only once.

Scope checklist for a mechanical parking removal and replacement quotation
AreaRemoval optionReplacement option
Equipment workDisassembly, lifting, haulage, and ownership of scrapNew equipment, base installation, and removal of the old system
Building and structurePit fill, slab, waterproofing, drainage, and finishesSteel reinforcement, pit, entrance, finishes, and structural review
Electrical and firePower removal, cable make-safe work, and fire-system reinstatementPower upgrade, controls, fire integration, and emergency systems
Administration and inspectionRemoval filing, layout, design, and surveyDesign, certification scope, use inspection, and ad hoc inspection where applicable
Parking mitigationOn-site self-parking, nearby provision, or confirmed exemption paymentNew system capacity, vehicle envelope, and operating circulation
InterruptionAlternative parking and tenant handling during removal and curingTemporary operation during manufacture, removal, installation, and inspection
Tax and deductionsVAT basis, waste invoice, and contracted scrap recoveryVAT basis, approved support, and manufacturer recovery

Where contingency is applied

The model applies the common contingency rate to dismantling, disposal, restoration, and parking mitigation for removal, and to equipment, old-system removal, and ancillary works for replacement.
It does not apply contingency again to professional or administrative cost, downtime, support, or recovery.
Use 0% if a contractor quotation already contains the reserve that you intend to carry.

How the calculation works

Removal initial net cost

Dismantling, disposal, restoration, and parking mitigation form the contingency base.
Design, filing, administration, and downtime are then added, and only contracted scrap or equipment recovery is deducted.

Replacement initial net cost

New equipment, removal of the existing system, and ancillary works form the contingency base.
Design, use inspection, administration, and downtime are added, then approved or contracted support is deducted.

Parking-space opportunity cost

The replacement mechanical capacity minus the on-site self-parking spaces after removal is multiplied by monthly net contribution, 12 months, and effective utilisation.
Unaffected spaces cancel between options, while a nearby or exemption-recognised count is not treated as revenue-producing automatically.

Present value and crossover

Year one uses current recurring costs, later costs escalate, and each year-end net cost is discounted.
The crossover is the first year in which cumulative replacement present value is no greater than cumulative removal present value.

Core formulas

Annual space opportunity cost = space difference × monthly net contribution × 12 × utilisation

Year present value = year nominal net cost ÷ (1 + discount rate)year

PV difference = removal lifecycle PV - replacement lifecycle PV

Step-by-step workflow

  1. Record the system and evidence for the removal ground.
    Confirm the installation or use-inspection date and retain records supporting inoperability or an unavoidable structural or safety reason.
  2. Obtain the final parking-count position from the authority.
    Ask about building use, floor area, the local ordinance, nearby provision, exemption, and the layout for the former equipment area.
  3. Break down the removal quotation.
    Identify dismantling, disposal, pit and finish restoration, parking mitigation, filing, downtime, and recovery without overlap.
  4. Normalise the replacement quotation.
    Match the scope for equipment, old-system removal, steel, electrical, fire, building work, use inspection, and downtime.
  5. Use conservative recurring costs and parking value.
    Enter actual maintenance, power, inspection, insurance, repair reserve, and a non-duplicated net contribution per space.
  6. Read the economic and legal results separately.
    Identify the lower lifecycle cost, then resolve the statutory ground, parking deficit, authority confirmations, and filing documents independently.

Worked example: a 16-space puzzle system

The editable default is a hypothetical 15-year-old, 16-space system that would leave two on-site self-parking spaces after removal and retain 16 mechanical spaces after replacement over a 20-year horizon.
Removal has an initial net cost of KRW 45,800,000, while replacement has an initial net cost of KRW 252,000,000 after a 10% works contingency.
At KRW 160,000 monthly net contribution per affected space and 75% utilisation, removal carries KRW 20,160,000 of annual parking-space opportunity cost before escalation.

Worked example cost comparison for removal and replacement
MeasureRemovalReplacement
Initial net costKRW 45,800,000KRW 252,000,000
Base annual costKRW 21,160,000KRW 9,600,000
20-year nominal lifecycle costKRW 559,932,345KRW 502,555,979
20-year present-value lifecycle costKRW 420,896,876KRW 437,265,093
Deficit against 16 required spaces10 spaces0 spaces

Removal is about KRW 16,368,217 lower in present value in this hypothetical case, yet it has a ten-space parking deficit.
A lower cost therefore does not make removal executable: the owner must first confirm additional on-site parking, nearby provision, any valid exemption, and the associated mitigation cost.
Changing those confirmed inputs can also change the economic result.

Inputs that usually move the decision most

Self-parking spaces after removal

One additional usable space can change both the legal shortfall and years of opportunity cost.

Monthly net contribution and utilisation

Use supported net contribution, not total revenue, and avoid counting the same benefit twice.

Pit, structure, electrical, and fire work

Items missing before a site survey are common sources of budget overrun in both options.

Analysis horizon and terminal value

A short horizon highlights replacement capital, while ignoring remaining equipment value can bias the comparison.

Escalation and discount rates

When escalation exceeds the discount rate, distant recurring costs carry more present-value pressure.

Major-repair timing

Keep a manufacturer or asset-plan major repair inside the horizon rather than hiding it beyond the model.

Pre-contract checklist

  • Collect the installation date and the use, periodic, precision-safety, and prohibition-of-use records.
  • Document actual inoperability or the unavoidable structural or safety reason through inspections, photographs, and professional records.
  • Confirm building use, floor area, the local ordinance, final required count, nearby provision, exemption, and layout with the local authority.
  • Design pit filling for structure, loading, drainage, waterproofing, ventilation, fire reinstatement, and finishes.
  • For replacement, check vehicle dimensions and mass, retrieval time, noise, vibration, power upgrade, emergency operation, and use inspection.
  • Write lifting, disposal, scrap ownership, road occupation, restricted working hours, complaints, and safety management into the contract scope.
  • Use the same VAT basis and verify invoices, defects security, warranties, and liability insurance.
  • Allow time for owner-association approval, tenant communication, and alternative parking during construction.
  • Budget continued monthly self-inspection, periodic inspections, and precision safety inspection after replacement.
  • Compare exclusions, schedule, warranty, and maintenance terms as well as the headline total.

Frequently asked questions

Can a system be removed automatically once it is five years old?

No. Five years is the minimum period attached to an age-or-breakdown system that is actually inoperable. The removal ground, post-removal parking, and filing documents still require evidence and review.

Can I cut the required parking count in half because the Act allows up to one-half relaxation?

No automatic reduction applies. The local ordinance, system type, site, and building facts control whether a relaxation exists, so enter only the final count confirmed by the competent authority.

How many self-parking spaces will fit after pit restoration?

Pit area alone is not enough. Circulation, columns, ramps, stall dimensions, loading, drainage, waterproofing, and the statutory layout for the former equipment floor area require design review.

Should scrap value always be deducted from removal cost?

Deduct only a contracted recovery amount and check whether the contractor total already reflects it. Metal price, condition, separation, lifting, and transport can materially change the net receipt.

Does full replacement automatically reset every inspection clock?

The treatment of installation, use inspection, equipment history, and later inspection dates depends on the approved work scope and the competent bodies. The model budgets a new option but does not establish a legal inspection date.

What belongs in monthly net contribution per space?

Use supportable monthly parking contribution, rent preservation, or external parking cost avoided, net of duplicated variable expense. Do not add overlapping benefits more than once.

Should I simply choose the option with the lower present value?

Present value is one decision dimension. Removal must pass the statutory ground, parking, and filing review, while replacement must pass design, electrical, fire, safety, and use-inspection requirements.

Official sources and update date

National Law Information Center check: July 30, 2026

  • Parking Lot Act, current version effective June 3, 2026: Articles 19-5, 19-6, 19-9, 19-13, 19-20, and 19-23.
  • Enforcement Decree of the Parking Lot Act, current version effective August 17, 2025: Articles 12-3, 12-5, and 12-15.
  • Enforcement Rule of the Parking Lot Act, current version promulgated and effective July 27, 2026: Article 16-11.
  • The OPEN API search result was checked for current status, law identifier, MST serial, promulgation and effective dates, and article text.

Local accessory-parking ordinances, forms, and inspection rules can change, so verify the current text immediately before contracting and filing.
Every default amount is a hypothetical planning example, not a statutory fee, public price, national average, or recommended quotation.

Compare two real quotations on one consistent basis

Match scope and VAT treatment, then enter the authority-confirmed parking count and a supportable value for each affected space.
A workable decision needs both an economic result and a resolved statutory ground, parking count, design, inspection, and filing path.