Discipline
Professional Engineering — Permit Filings, Signage, Inspections, Existing Conditions, Structural Design
Licensure
NY · NJ (other jurisdictions by engagement & verified authority)
Entity
Professional Corporation — New York
Principal
James Jiang, P.E. — NY No. 106880
Service Area
Manhattan · Brooklyn · Queens · Bronx · Staten Island · Nassau · Suffolk · Hudson & Bergen Counties NJ
Languages
English · 中文 · العربية
Codes
NYC BC 2022 · NYC ZR · NJ UCC 2021 · ASCE 7-22 · AISC 360-22 · ACI 318-19
§ 01Practice8 rows
DOB NOW PAA, ALT-CO, ALT-1, ALT-2, sign filings, and related agency submissions
PE-stamped drawings and wind-load calculations for wall, projecting, canopy, awning, and illuminated signs
Inspections & Reports
Local Law 126 parapet inspections, PE-stamped reports, field observations, and compliance documentation
Site review, condition assessment, feasibility review, and due-diligence reporting
Structural support for alterations, accessory structures, sign supports, and project-specific engineering scope
Shop Drawing Review
EOR-stamped review of contractor and fabricator submittals
Structural Detailing
Shop drawings for steel, miscellaneous metals, and precast
Agency Coordination
LPC, DOT, zoning, and multi-agency coordination where engineering scope requires it
§ 02Project Intake6 items
Start
Email the project address, desired outcome, current permit or violation status, target date, and best phone number
Include
Describe what exists today, what you want to change, and any drawings, surveys, photos, agency objections, or contractor and architect contacts already available
Documents
Do not email confidential drawings, access credentials, personal data, or controlled files. Polar will arrange a secure transfer after the initial review.
Scope
Polar confirms the engineering scope first. Surveying, architectural, contractor, and zoning-board services are separate unless expressly included in the engagement.
Contact
Next Step
Polar reviews project fit, jurisdiction, and the required engineering role, then confirms the documents and next step for a scoped engagement.
§ 03Engagement5 phases
01Intake Review
Project documents, site conditions, jurisdiction, deadline, and required engineering role
02Scope & Code Path
Applicable code, agency pathway, filing type, inspection/report needs, and responsible-party coordination
03Engineering Package
PE-stamped drawings, reports, calculations, letters, or review memos as required by scope
04Agency Support
DOB, LPC, DOT, zoning, objections, amendments, and multi-agency coordination
05Field Support
RFI response, shop drawing review, field observations, and closeout documentation
§ 04Symbols & Abbreviations17 terms
P.E.Professional Engineer
R.A.Registered Architect
P.C.Professional Corporation
EOREngineer of Record
DOBNYC Department of Buildings
DOSNY Department of State
DOTDepartment of Transportation
LPCLandmarks Preservation Commission
UCCUniform Construction Code (NJ)
ALT-1Alteration Type 1 — major
ALT-2Alteration Type 2 — minor
PAAPost-Approval Amendment
PW-1Plan / Work Application
ZD-1Zoning Diagram 1
QEWIQualified Exterior Wall Inspector
LL126Local Law 126 — parapet inspections
NTSNot To Scale
§ 05General Notes7 items
- Polar Engineering, P.C. is a New York professional corporation.
- All engineering work is performed under the responsible charge of licensed Professional Engineers.
- Drawings issued by Polar are valid only when bearing the original PE stamp and signature.
- Field verification of dimensions and existing conditions is required prior to construction.
- Drawings are not to be scaled — use noted dimensions only.
- Project-specific agreements govern scope, fees, schedule, and limitations of services.
- Engineering judgment is based on documents and site information available at the time of review.