POLYTECHNIC BULLETIN
Series Engeneering Studies
ISSN 2520-2227

2025 2026
TRANSPORT
DOI: 10.65599/ENG2340
PRIORITIES AND STRATEGIC DIRECTIONS FOR THE DEVELOPMENT OF TRANSPORT INFRASTRUCTURE IN THE REPUBLIC OF TAJIKISTAN

F.N. Nizomzoda

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG1430
METHODOLOGY FOR THE SELECTION AND TECHNO-ECONOMIC FEASIBILITY STUDY OF MICRO-HYDRO POWER PLANT PARAMETERS AT HYDROTECHNICAL STRUCTURE GATES

M.M. Mukhammadiev, K.S. Dzhuraev, D.A. Mamatkulov, N.M. Khasanzoda

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG3497
STRENGTH DEVELOPMENT KINETICS AND PATTERNS OF MINERALOGICAL COMPOSITION FORMATION IN B30 CONCRETE DURING HARDENING

O.B. Berdiyev, B.F. Botirov

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG7842
NUMERICAL STUDY OF THE STRESS-STRAIN STATE OF THE SLAB-COLUMN JOINT IN A BEAMLESS FRAME

I.S. Muminov

TRANSPORT
DOI: 10.65599/ENG9143
THE MAIN CRITERIA FOR THE PLACEMENT OF TRANSPORT AND LOGISTICS CENTERS IN THE REPUBLIC OF TAJIKISTAN

F.N. Nizomzoda

TRANSPORT
DOI: 10.65599/ENG4573
COMPARISON OF ELECTRIC VEHICLE ENERGY CONSUMPTION MODELS AND INTERNAL COMBUSTION ENGINE VEHICLE FUEL CONSUMPTION STANDARDS IN MOUNTAINOUS CONDITIONS (CASE STUDY: KULOB – SHOHON ROUTE)

Abdullo Mamadamon, Sadullozoda Shahriyor, Sayfiddinzoda Odil

TRANSPORT
DOI: 10.65599/ENG2217
ECONOMIC FOUNDATION OF FINANCIAL EFFICIENCY OF ELECTRIC TRANSPORT VEHICLES AND MODELING OF PARTIES IN THE TAXI MARKET OF DUSHANBE

J.T. Pirov

TRANSPORT
DOI: 10.65599/ENG9604
ROAD ASSET MANAGEMENT LEVELS: ORGANIZATIONAL, TECHNICAL AND INFORMATIONAL ASPECTS

S.B. Mirzozoda

TRANSPORT
DOI: 10.65599/ENG2149
MATHEMATICAL MODELLING OF TIME-DEPENDENT HEAT FLUX AND TEMPERATURE VARIATION IN A BRAKE DISC DURING BRAKING

A. Shermukhamedov, U. Rahmatov

TRANSPORT
DOI: 10.65599/ENG9166
INTEGRATED SAFETY, RELIABILITY AND ENVIRONMENTAL FRAMEWORK FOR ROAD TRANSPORT OPERATION IN MOUNTAIN TERRAIN

Abdullo Mamadamon

CHEMICAL TECHNOLOGY
DOI: 10.65599/ENG4873
HYDROCHEMICAL CHARACTERISTICS OF GROUNDWATER IN CENTRAL TAJIKISTAN

F.I. Nazhmudinova, A.S. Qodiri, I.M. Rakhimov

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG9135
EFFECT OF NICKEL ADDITIVES ON THE FREE CORROSION POTENTIAL OF Zn5Al AND Zn55Al ALLOYS IN A NaCl ELECTROLYTE ENVIRONMENT

Z.F. Narzulloev, J.N. Aliev, I.N. Ganiev

ENERGY
DOI: 10.65599/ENG6231
ANALYSIS OF RESEARCH APPROACHES TO ENHANCING ELECTRICITY SUPPLY EFFICIENCY THROUGH THE USE OF SOLAR ENERGY

Sh.A. Bobozoda

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG7234
SCIENTIFIC AND PRACTICAL FOUNDATIONS OF CONTROLLING THE STRENGTH PROPERTIES OF FLY ASH CONCRETE AND THE EVALUATION OF ITS TECHNICAL AND ECONOMIC EFFICIENCY

Abduganiev Abdumadzhid Mamasodikovich, Akramov Avazjon Abdulloevich, Jurakulov Murodali Rohatovich

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG3802
MODERN MODELS OF ORGANIZATION AND MANAGEMENT OF DRINKING WATER SUPPLY AND WASTEWATER SERVICES IN THE REPUBLIC OF TAJIKISTAN

Berdizoda Mirgul Berdi, Normatov Abdurakhmon Yusupovich 

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG2113
THE IMPACT OF HIGH-CALCIUM AND SILICEOUS FLY ASH ON COMPOSITE BINDERS AND THE ROLE OF FREE CALCIUM OXIDE CONTENT

Muminov Ikhtiyor Subkhonkulovich, Akramov Avazjon Abdulloevich, Abdurakhmanova Gulzora Alimjаnovna

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG2702
TRANSFORMATION OF THE ARCHITECTURAL ENVIRONMENT OF TAJIK CITIES

Rahmatullozoda Shahnoz Ibodullo,  Giyosi Mehrubon Rahmatullo

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG9149
FEATURES OF ACOUSTIC RECONSTRUCTION OF AN OPEN THEATRE

Fazilov Anvar Rakhmatjanovich

METALLURGY AND MATERIALS SCIENCE
DOI: 10.65599/ENG6302
ANODIC BEHAVIOR OF TIN BABBIT ALLOYS SnSb11Cu6 WITH LITHIUM IN A NACL SOLUTION MEDIUM

Ganiev Izatullo Navruzovich, Saidov Saidkhoja Saymurodovich, Makhmadizoda Murodali Makhmadi, Okilov Shakhrom Shukurboevich, Idiev Idikhudja Sharifovich

CONSTRUCTION AND ARCHITECTURE
DOI: 10.65599/ENG8266
EVALUATION OF THE SITUATION IN THE REPUBLIC OF TAJIKISTAN

Berdizoda Mirgul Berdi, Normatov Abdurakhmon Yusupovich