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DESIGN OF BIU RIVER STEEL TRUSS BRIDGE PART WAY BIU-SAMURANGAU MUARA SAMU DISTRICT PASER TANA PASER REGENCY EAST KALIMANTAN PROVINCE Lulu Assegaf; Markawie Markawie
CERUCUK Vol 1, No 4 (2017): CERUCUK VOL. 1 NO. 4 APRIL 2017
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/crc.v1i4.7098

Abstract

Samurangau village is located on Muara Samu District, Paser Tana Paser Regency, East Kalimantan Province. Samurangau village has livelihood such as oil palm, farming, and rubber. To make the economy keep going on the people of Samurangau village have to go to the city of Paser Tana Paser regency through Biu village. But the acsess is disconnected by the tributary of Kandilo river, Biu river. Because the exist suspension bridge can only be passed by two-wheeled vehicle and pedestrian, thus it needed bridge enhancement to satisfy the people of Samurangau village. Based on the location, its need the more durability dan it doesn’t need special handling thus the steel truss bridge have been choosen. Based on the difference of elevation thus the different foundation  in each part way is the best selection. Methodology that used in this design refers to the bridge imposition For RSNI T-02-2005 about composite bridge structure design method, refers to RSNI T-03-2005 about Steel Structural Design For Bridge, SNI 03-1729-2002 about Steel Structures Planning Procedures and SNI 03-2847-2002 about Concrete Structures Calculation for Building and SAP2000 software to control allowed tension. In sub-structure of Biu village part way used caisson foundation that qualify to shear stability, bolster stability, and bearing capacity of foundation. In sub-strucure of Samurangau village part way used steel pipe pile that qualify to axial and lateral force.From the planning, structure used the profile of girders are WF 450.300.11.18, WF 900.300.18.34, 2L 180.180.20 for wind truss, WF 400.400.t  for main truss with different thick in each frame. The quality of steel used BJ 55. In sub-structure of Biu village part way used foundation of caisson with its diameter 3,00 m and sub-structure of Samurangau village part way used steel sheet pile with its diameter 0,6 m with quality of steel used BJ 37 with fy 240 MPa and quality of concrete used fc’ 20 MPa. For descrease the soil pressure used box culvert on Samurangau part way.
DESIGN OF COMPOSITE GIRDER STRUCTURE BRIDGE OF SELUANG-1 RIVER PT LIFERE AGRO KAPUAS KAPUAS DISTRICT A. Riski Fauzi; Markawie Markawie
CERUCUK Vol 3, No 2 (2019): CERUCUK VOL. 3 NO. 2 FEBRUARY 2019
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/crc.v3i2.7099

Abstract

The bridge at the Seluang-1 river is located around the palm oil plantation land owned by PT Lifere Agro Kapuas, Kapuas Regency, Central Kalimantan. In this Seluang-1 river, a bridge is planned to be built to facilitate the mobilization of palm oil plantation crops and other matters as well as transportation in the PT Lifere Agro Kapuas area because before there was a bridge the transportation traffic was cut off by the river so it had to circle quite a long way. The bridge is designed as a bridge with composite girder structure type.          The methodology in the design of loading uses the SNI 1725-2016 concerning on the Loading Standards for Bridges and SNI 2833-2016 concerning on the Earthquake Resilience Planning Standards for Bridges. For methodology in designing concrete structures refer to SNI 2847-2013 concerning Structural Concrete Requirements for Buildings and methodology in designing steel structures refers to SNI 1729-2015 concerning Specifications for Structural Steel Buildings. The material used for abutment uses reinforced concrete material. The methodology in calculating the bearing capacity of the foundation uses the method by Mayerhof and also the method by Kazuto Nakazawa, while the methodology in calculating the lateral bearing capacity uses the Broms method, with the efficiency of the pile using a graph by O’Neill.            From the results of topographic measurements taken a bridge design with a span of 30 m with a total bridge width of 7 m. The slab design is 25 cm thick with the compressive strenght of concrete is fc’ 30 MPa (K-350). The steel girder beam used WF Profile 1350.800.100.130 and the diaphragm beam used WF Profile 250.125.6.9 with BJ55 steel quality (fy 410 MPa). Whereas in the lower structure, the abutment designed with a height of 350 cm, a width of 320 cm and a length of 850 cm, was used with compressive strenght of concrete is fc’ 30 MPa (K-350). In the foundation used Spun Pile type piles with a diameter of 60 cm with a depth of 30 m piling as much as 8 piles on one abutment. Obtained Qallow = 116,37 tons > Qload = 114,69 tons so that the foundation is declared safe. The planned budget for the construction of a bridge on the Seluang-1 river is Rp 8.990.566.000,00.-
DESIGN OF MARTAPURA RIVER BRIDGE STRUCTURE, BANJAR REGENCY Markawie Markawie; Teguh Prastiyo; Ulfa Fitriati; Eddy nashrullah
INFO-TEKNIK Vol 23, No 2 (2022): INFOTEKNIK VOL. 23 NO. 2 DESEMBER 2022
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/infotek.v23i2.15628

Abstract

The Martapura River Bridge is located on Jalan A. Yani KM 40 Martapura, Banjar Regency, South Kalimantan. Traffic processes that occur on Jalan A. Yani KM 40 Martapura often experience problems because congestion often occurs and the condition of the old IA bridge sometimes makes driving users feel restless when crossing the bridge located on the Martapura river. So that at the location of the Martapura river, it is deemed necessary to build a bridge next to the IA bridge so that the IB bridge to be built can be more sturdy and durable so that there is no anxiety for driving users and also to reduce congestion that occurs, where later the IB bridge will be used as a road with one way only towards Banjarmasin and the martapura IA bridge will be used as a one-way road towards the Hulu Sungai so that it will make it easier for traffic on Jalan A. Yani KM 40 Martapura. The methodology used in loading planning refers to SNI 1725-2016 concerning Loading Standards for Bridges. For the methodology in calculating the stress loss, refer to the NAASRA Bridge Design Specification on Chapter VI Bridge Design Specifications (Prestressed Concrete Design). For the methodology in calculating the moment of the vehicle floor using the Three Moment Equation method and for the method of subsidence of group pile foundations using the method of Schultze and Sheriff (1973), assuming that the pile group is the Equivalent Raft Foundation. The material used in the design of the upper structure is prestressed concrete, while the lower structure is planned to use reinforced concrete with a square pile. The results obtained are the T-Girder Prestressed type bridge with class A, 34 m span, 7 m traffic width, and 1 m wide sidewalk. Prestressed T-Girder is designed using fc' 40 MPa (K-482) Strands used are uncoated 7 wire super strands ASTM A-416 grade 270 with a diameter of 12.7 mm and an area of 100 mm2 with a tensile strength of 1860 MPa. As for the lower structure, the abutment uses concrete with a quality of fc' 25 MPa (K-300) with a height of 565 cm, a width of 480 cm and a length of 1050 cm.type piles Square Pile with a length of 15 m with a quality of 50 MPa (K-600) with a width of 60x60 cm with a configuration of 18 piles for each abutment. Estimated Budget Plan The cost of constructing the Martapura river bridge is IDR 8,129.511,475.00.-.
Konservasi Mata Air Mbarek: Upaya Menjaga Keberlangsungan Hidup Suparno, Suparno; Markawie, Markawie
Jurnal Teknologi Berkelanjutan Vol 13 No 2 (2024): Vol 13 No. 02
Publisher : Lambung Mangkurat University Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jtb.v13i2.285

Abstract

This study discusses the conservation efforts of Mbarek Spring in Sumberejo Village, Malang Regency, as a response to the declining water discharge threatening the sustainability of clean water supply. By combining quantitative and qualitative data, the research explores community perceptions and participation, as well as analyzes vegetation around the spring. The results reveal high community appreciation for Mbarek Spring and strong motivation to engage in conservation activities. Recommended management strategies include intensive outreach, establishing village regulations, and developing green areas by planting economically and ecologically beneficial vegetation. By leveraging local wisdom, involving village authorities, and harnessing community enthusiasm, these strategies are expected to enhance the sustainability of water resources and positively impact the local economy.
ANALISIS PENGGUNAAN BAHAN LOKAL SEBAGAI LAPIS PONDASI AGREGAT SEMEN (CTB) KELAS B UNTUK PERKERASAN JALAN Lestari, Utami Sylvia; Yasruddin; Prakoso, Puguh Budi; Markawie; Rahman, Fauzi; Rahmah, Meuthia Rezqa Hidayaty
Jurnal Teknik Sipil Vol 9 No 1 (2025): Jurnal Gradasi Teknik Sipil - Juni 2025
Publisher : P3M Politeknik Negeri Banjarmasin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31961/gradasi.v9i1.14585

Abstract

Lapis Pondasi Agregat Semen (CTB) Kelas B adalah lapis pondasi bawah perkerasan jalan raya yang terletak di antara tanah dasar dan lapis pondasi. Lapis pondasi bawah memiliki fungsi sebagai pendukung lapisan perkerasan serta menyebarkan beban yang terjadi akibat roda kendaraan. Penelitian ini bertujuan untuk menganalisis kekuatan tekan Lapis Pondasi Agregat Semen (CTB) Kelas B menggunakan bahan lokal sebagai alternatif material untuk perkerasan jalan raya. Penelitian ini mengeksplorasi tiga jenis pasir lokal dari Kalimantan, yakni Pasir Barito, Pasir Palangka Raya, dan Pasir Liang Anggang, yang masing-masing memiliki gradasi berbeda yaitu agak halus, agak kasar, dan kasar. Metodologi penelitian mencakup pengujian karakteristik fisik pasir dan uji tekan CTB dengan berbagai proporsi campuran agregat halus dan kasar, untuk menentukan komposisi yang menghasilkan kekuatan optimal. Pengujian yang dilakukan yaitu uji kuat tekan dengan ketentuan nilai kuat tekan yang dihasilkan berkisar diantara 35 kg/cm2 – 45 kg/cm2.  Hasil penelitian menunjukkan bahwa gradasi kasar memberikan kekuatan tekan tertinggi, dengan Pasir Liang Anggang mencapai nilai kuat tekan optimal pada komposisi agregat halus sebesar 45%. Kekuatan tekan CTB yang menggunakan pasir bergradasi kasar ini memenuhi spesifikasi CTB Kelas B dan Kelas A, menjadikannya material yang ekonomis dan efektif untuk konstruksi jalan. Temuan ini mengindikasikan bahwa pasir lokal bergradasi kasar memiliki daya ikat yang kuat dalam campuran semen, sehingga dapat meningkatkan stabilitas dan durabilitas pondasi jalan.
Penggunaan Beton Plastis pada Dinding Halang Tubuh Bendung Proyek Bendungan Jlantah Adhi, Bagas Wahyu; Markawie, Markawie
Jurnal Teknologi Berkelanjutan Vol 13 No 01 (2024): Vol 13 No. 01
Publisher : Lambung Mangkurat University Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jtb.v13i01.270

Abstract

The foundation is a very important part of a structure that is not protected by air such as sediment. Basic foundation repairs aim to ensure that the soil stress that arises as a result of the dam's own weight, air pressure, earthquake forces and acting loads does not exceed the carrying capacity of the dam foundation soil at the bottom or on the left and right banks of the dam. In the Jlantah Dam Construction Project there were problems related to the dam foundation. Repairs to the Jlantah Dam foundation were originally designed using curtain grouting, but from the results of grouting tests on the riverbed the results were not able to reach the required airtightness (Lugeon) value. Considering that alluvial deposition and strongly weathered rock layers are still quite porous, it is necessary to repair the foundation specifically using a cut-off wall or diaphragm wall. The purpose of using a diaphragm wall is to strengthen the foundation when the body bends. The method used in making plastic concrete is laboratory testing to obtain results that comply with standards. The conclusion obtained from plastic concrete on barrier walls is in accordance with applicable standards.