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Journal : Jurnal Rekayasa Sipil dan Desain

Pengaruh Serat Kulit Kayu Gelam Terhadap Kuat Tarik Lentur Beton Menggunakan Semen OPC Awan, Herdi; DWSBU, Caterina Niken; Putra, Sasana
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 2 (2020): Edisi Juni 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i2.1356

Abstract

The load from vehicles received by rigid pavement is characterized as dynamic load that move and change quantitively, so the r2eaction accepted by rigid pavement is the combination of compressive and tensile strength. In the reaserch, as the effort to know the effect of flexural and split tensile strength on normal quality concrete with 0%, 0,4%, 0,6% and 0,8%. The samples of flexural tensile strength testimonial use 60 cm x 15cm x 15 cm beam and the sampes of split tensile and compressive strength test use 15 cm x 30 cm cylinder. As the result, the concrete sample with 0,4% of volume fraction has the most significant progress in the flexural tensile strength, split tensile strength and compressive strength. The result of this research also shows that the progress of flexural tensile test sample reach 9,42%, split tensile strength 7,5% and compressive strength 6,12% from concrete sample with 0% of volume fraction and it has decreased test result from 0,6% and 0,8% of volume fraction. The maximum of flexural tensile test, split tensile test, and compressive test are 6,62 MPa, 2,58 MPa, and 30,54 MPa. Key words : Melaleuca bark fiber, flexural tensil strength,split tensil strength, compressive strength, volume fraction, and rigid pavement.
Preferensi Pengguna Kendaraan Pribadi dalam Memilih Jenis BBM Subsidi dan Non Subsidi Setiawan, Andrian; Putra, Sasana; Purba, Aleksander
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 3 (2020): Edisi September 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i3.1389

Abstract

Gasoline is an important item and becomes a basic need for the community. Subsidized gasoline in Bandar Lampung experienced sales restrictions according to the specified quota. The price of subsidized gasoline which is cheaper than non-subsidized gasoline makes people willing to wait to get subsidized gasoline. This study aims to determine the factors that influence the selection of gasoline types and determine the preferences of each private vehicle user in choosing gasoline, both subsidized gasoline and non-subsidized types. This research uses AHP (Analytical Hierarchy Process) methodBased on the results of the analysis conducted on the group of civil servants, non-civil servants and students, it was found that the group of non-civil servants chose Premium which was the most priority with a weighting value of 0.3745, then for Pertalite of 0.3156 and Pertamax 0.3108. Then for the group of civil servants, the greatest or priority results were Premium with a value of 0.3457, then Pertamax with a value of 0.3350 and Pertalite with a value of 0.3205. Then, for the Student group the most priority results are Premium of 0.3479, then Pertalite of 0.3288 and Pertamax with a difference not too far at 0.3263.
Karakteristik Campuran Aspal Panas Menggunakan Bahan Campuran RAP (Reclaimed Asphalt Pavement) Pada Berbagai Ukuran Agregat Nominal Mega, Ulfa Citra; Putra, Sasana; Karami, Muhammad
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 3 (2020): Edisi September 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i3.1447

Abstract

RAP (Reclaimed Asphalt Pavement) is the residual pavement that has been damaged or out of date. RAP can be reused as a basic material for flexible pavement with the addition of new aggregate material and asphalt, to fulfill the quality and specifications of flexible pavement. This study aime to determine the quality of hot mix asphalt at various nominal aggregate sizes that made from RAP (Reclaimed Asphalt Pavement). The results of the study obtained the maximum stability value on the use of RAP 20% in AC-WC obtained 1588,829 kg, while for the use of RAP 22% on AC-BC obtained 1799,405 kg and for RAP on AC-Base 28% has a maximum stability value amounting to 2285,571kg. The three types of mixtures have mixed characteristics and marshall characteristics that fulfill the General Specifications of Bina Marga. The Optimum Asphalt Content value for the percentage of RAP use of 20% in AC-WC was 5.8%. Whereas for the use of 22% RAP on AC-BC, the Optimum Asphalt Content value was 5.45% and the use of RAP on AC-Base 28% was obtained by the Optimum Asphalt Containt value of 4.9%. The greater the nominal aggregate size of the hot  asphalt type, the greater the percentage of RAP (Reclaimed Asphalt Pavement) required . Keyword : RAP (Reclaimed Asphalt Pavement), Hot Mix Asphalt, Optimum Asphalt Containt
Analisis Hubungan Antara Volume,Kecepatan Dan Kepadatan Terhadap Jalan Perkotaan Studi Kasus Jalan Zainal Abidin Pagar Alam Bandar Lampung Juliend m, Andya Firgi; Herianto, Dwi; Putra, Sasana
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 3 (2020): Edisi September 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i3.1457

Abstract

AbstrakPerkembangan transportasi yang pesat pasti selalu muncul permasalahan lalu lintas yang kompleks dalam sarana dan prasarana transportasi, terutama pada transportasi perkotaan. Tujuan dari penelitian ini untuk menganalisis karakteristik jalan dan mengetahui hubungan antara volume, kecepatan dan kepadatan pada jalan perkotaan yang ada di Bandar Lampung jalan Zainal Abidin Pagar Alam.Penelitian ini menggunakan model Greenshield sebagai metodenya. Metode ini mendapatkan hasil bahwa hubungan antara kecepatan dan kepadatan bersifat linier sehinggadapat melihat bagaimana pola hubungan antara kecepatan, kepadatan dan volume.Hasil dari penelitian ini didapat volume arus lalu lintas puncak terjadi pada pagi dan sore hari sebesar 15528,75 smp/jam arah menuju unila dan 1313,06 smp/jam menuju kedaton pada pagi hari. Kecepatan lalu lintas tertinggi terjadi pada pagi dan sore hari sebesar 22,25 km/jam menuju arah unila dan 28,29 km/jam menuju arah kedaton dan kepadatan lalu lintas tertinggi terjadi pada pagi dan sore hari yaitu sebesar 617,09 smp/km menuju arah kedaton dan 752,91 smp/km menuju arah unila pada pagi hari. Kata kunci:Greenshield;JalanPerkotaan;Hubungan Volume 
Stabilitas Campuran Aspal Berbahan Dasar Reclaimed Asphalt Pavement (RAP) Akrom, Fatra Hariz; Putra, Sasana; Herianto, Dwi
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 3 (2020): Edisi September 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i3.1495

Abstract

Metode penanganan kerusakan perkerasan jalan dapat dilakukan dengan prinsip greenroads, yaitu menggunakan material yang didaur ulang (recycle) yang bisa didapat dari hasil pengerukan atau pembongkaran lapis perkerasan jalan yang telah mengalami kerusakan atau RAP (Reclaimed Asphalt Pavement). Namun perlu dilakukan pengujian kembali untuk meninjau parameter marshall pada campuran aspal berbahan dasar RAP, mengingat material tersebut merupakan bahan daur ulang yang telah mengalami penurunan kekuatan. Hasil penelitian ini diperoleh nilai IKSbenda uji campuran AC-WC dengan persentase RAP 25%, 50%, 75% menggunakan KAO berturut-turut 5,8%, 5,6%, dan 5,4% sebesar 96,63%, 91,82%, dan 86, 27%. hal ini menunjukkan nilai IKS pada campuran RAP 25% dan 50% memenuhi persyaratan yang disyaratkan Bina Marga yaitu sebesar 90%, sedangkan RAP 75% tidak memenuhi standar.
Evaluasi Tata Guna Lahan Parkir Hotel Santika Bandar Lampung Gadwina, Ayura; Putra, Sasana; Herianto, Dwi
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 3 (2020): Edisi September 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i3.1505

Abstract

Dampak dari perkembangan kota membuat pembangunan infrastruktur penunjang pun sudah terlihat,sepertiinfrastruktursepertihoteldanjalanmenujulokasiwisatapunsudahdiperbaiki serta diperlebar. Dari pembangunan tersebut memunculkan kebutuhan terhadap sarana ruang parkir yang memadai untuk menghindari kemacetan lalu lintas. Parkir merupakan keadaan tidak bergerak suatu kendaraan yang bersifat sementara. Salah satu bentuk kebutuhan parkir yaitu yang ada di Hotel Santika Bandar Lampung. Namun karena hotel yang berdekatan dengan jalan raya sehinggaperludiketahuiapakahlahanparkiryangdisediakanmampumenampungkendaraan parkir sehingga tidak menyebabkan kemacetan lalu lintas.  TujuandaripenelitianiniadalahuntukmenghitungkecukupanruangparkirpadaHotelSantika Bandar Lampung.  Hasil dari penelitian ini yaitu jumlah ruang parkir yang disediakan pihak Hotel Santika Bandar Lampung masih mengalami kekurangan, yaitu dari yang diperlukan sebanyak 54 SRP sedangkan yangtersediahanya18SRP.Keterbatasanlahandidugamenjadipenyebab kekuranganlahan parkir untuk kebutuhan ruang parkir di Hotel Santika Bandar Lampung.
Effect of Delay due to U-Turn on Pangeran Antasari Road (Case Study U-Turn Near Ganesha Operation) Dwiana, Yovi; Putra, Sasana; Sulistyorini, Rahayu
Jurnal Rekayasa Sipil dan Desain Vol. 8 No. 4 (2020): Edisi Desember 2020
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v8i4.1624

Abstract

Pangeran Antasari road is an urban road with 2-ways 4-lanes type (using median). In this median was found U-turn facility near of Ganesha Operation. Based on preliminary observations at the study location (Pangeran Antasari Road), it was seen there vehicles that could’t make a smooth U-Turn movement and other vehicles that were obstructed when passing through this facility, especially during peak hours when traffic volume was high.The objevtives of this study is to know the effect of U-Turn on delays in Pangeran Antasari road, which is near of Ganesha Operation. The method used is Gap Acceptance. It was to determine the value of vehicle travel time that is affected by U-Turn movement vehicles, namely the gap time and follow-up time.Based on the data analysis carried out at the U-Turn near of Ganesha Operation, it can be concluded that the effect of delay is due to the average time of gap accepted and follow-up time. The average time value of gap accepted was 3.64 seconds and 4.35 seconds in the morning and 9.59 seconds and 8.78 seconds in the afternoon. The average follow-up time of the vehicle is 12.72 seconds to 18.2 seconds in the morning and 14.01 seconds to 17.87 seconds in the afternoon.
The Effect of U-Turn on Travel Delay Based on Shockwave Review Fatonah, Dwi Rizki; Putra, Sasana; Putri Ofrial, Siti Anugrah Mulya
Jurnal Rekayasa Sipil dan Desain Vol. 9 No. 1 (2021): Edisi Maret 2021
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v9i1.1643

Abstract

Pangeran Antasari St. is a road with a high level of congestion, especially during peak hours. This of course causes cumulation of vehicles which will making queues of vehicles. The congestion and density have caused a lot of shockwaves phenomena in the traffic around Pangeran Antasari St. This study examines the shockwaves in the trip delay which are influenced by the U-turn. The data was collected at Pangeran Antasari St. on October 5, 2020 during 06.00-09.00 am and 15.00-18.00 pm. The types of vehicles observed were Motorcycle (MC), Light Vehicle (LV), and Heavy Vehicle (HV).The shockwaves value obtained using the Greenshield Method of Pangeran Antasari St. at the morning section obtained the shockwaves value with the value of the reverse shockwaves (ωab) = -2284.98 km/h, the reverse shockwaves recovery (ωcb) = -16.2602 km/h, shockwaves forward recovery (ωac) = 55.707 km/h. At the afternoon, the shockwaves value is obtained with the value (ωab) = 3,3706 km/h; reverse shock wave recovery (ωcb) = -10.0224 km/h; forward shock wave recovery (ωac) 5.6654 km/h. The queue length (Qm) that occurs is 0.05 km or 53 m with a normalizing time (T) of 20.4279 seconds.
Gap Acceptance Review Of Traffic Conflic In The Road Of Raden Ajeng Kartini. Putri, Fakhriyah; Putra, Sasana; Karami, Muhammad
Jurnal Rekayasa Sipil dan Desain Vol. 9 No. 1 (2021): Edisi Maret 2021
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v9i1.1670

Abstract

The behavior of drivers who do not consider the movements of other drivers can cause traffic problems, such as congestion and traffic accidents that can occur on the road. The stagger intersection at Jalan Raden Ajeng Kartini is often crowded with vehicles that can cause congestion. This is due to the behavior of drivers crossing from Cut Nyak Dien road to Lindu road, causing a conflict of delays influenced by weaving movements. The purpose of this research is to analyze the amount of delay due to weaving motion on the Raden Ajeng Kartini road.This study uses an analysis of the gap acceptance approach, to get the big results of vehicle delays caused by weaving motion, the average gap time and critical gap.The results of this study show that the vehicle delay caused by weaving motion is 3.20 seconds and 8.93 seconds in the morning and evening. The average gap time was 82.50 seconds in the morning and 94.36 seconds in the afternoon, while the critical gap was 4.34 seconds in the morning and 3.88 seconds in the afternoon. Keywords: Gap Acceptance, Weaving, Delay.
Pengaruh Penggunaan Semen PCC pada Kuat Lentur Perkerasan Kaku dengan Penambahan Serat Kulit Kayu Gelam Pada Campuran Beton Aditya, Yudha Gempa; Niken D.W.S.B.U, Chatarina; Putra, Sasana
Jurnal Rekayasa Sipil dan Desain Vol. 9 No. 1 (2021): Edisi Maret 2021
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jrsdd.v9i1.1701

Abstract

The flexural strength of rigid pavement is the dominant parameter that influences the concrete pavement performance. In general, concrete is weak against its flexural tensile strength. One alternative that can be used to increase its flexural tensile strength is by adding artificial fibers and/or natural fibers to the concrete mixture. The purpose of this research is to find the effect of adding gelam bark fibers towards compressive strength, split tensile strength, and flexural strength of concrete using PCC cement. In this study, the concrete mixture was added with various percentages of fiber content i.e. 0,2%; 0,3%; 0,4%; 0,6%. The concrete was tested and compared its value of compressive strength, split tensile strength and flexural strength. The results of this study showed that the most influential use of fiber for concrete pavement was 0,4%. The addition of gelam bark fiber by 0,4% could increase the tensile strength of the concrete mixture aged 28 days and 56 days respectively by 6,95% and 23.72% toward the concrete without fibers. The testing of concrete at 28 days age results the split tensile strength value decreased by 4,2% and the compressive strength test decreased by 4,7%.Keywords: Gelam bark fiber, PCC cement, OPC cement, flexural tensile strength, split tensile strength and compressive strength