BETOANE-RUTIERE-Tehnologie
Transcript of BETOANE-RUTIERE-Tehnologie
![Page 1: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/1.jpg)
TEHNOLOGIE(cu vizionare filme Germania,
Polonia, Ungaria, Romania)
Radu GAVRILESCU – Materiale compozite pentru straturi rut iere – alcatuire si particularitati (anul univ 2009-2010)
E-mail: [email protected]
Prezentarea #5/ziua a II-a
![Page 2: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/2.jpg)
Santier - 1
EXECUTIE TRONSON AUTOSTRADA A5 / A67 ZONA NOD RUTIER DARMSTADTImbracaminti rutiere bistratdin beton de ciment executate cu cofraje glisante
![Page 3: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/3.jpg)
AUTOSTRADA A 5, A67, RAMPE ACCES Structura rutiera [exemple]
STRUCTURA NOUA
Beton rutier
Asfalt
22 cm
15 cm 3 cm
15 cm
7cm
20cm
STRUCTURA VECHE
Geotextil-17 cm
±0 cm
-40 cm
+10cm
22 cm
27 cm
UNISTRAT BISTRAT
6 - 8 cm
12-14 cm
Balast stab. bitum
Asfalt / Nisip
-32 cm
15 cm
-47 cm
15 cm Balast
![Page 4: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/4.jpg)
STRUCTURA NOUA
AUTOSTRADA A5 Structura rutiera [exemple]
Beton rutier
Asfalt
Balaststabilizat
22 cm
Latime=12.25 m
25 cm 3 cm
15 cm
7cm
20cm
Geotextil-15 cm
±0 cm
-25 cm
-40 cm
+12cm
Latime=12.25 m
22 cm
27 cm
UNISTRAT BISTRAT
Balaststabilizat
STRUCTURA VECHE
![Page 5: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/5.jpg)
AUTOSTRADA A5 Etapizarea lucrarilor [2000÷2004]
![Page 6: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/6.jpg)
AUTOSTRADA A5 Pozitie santier in 04.06.2003
Pozitie statie beton
STATIE
BETON
SANTIER
A67
A 5
![Page 7: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/7.jpg)
AUTOSTRADA A5 Tronson executat in 2001
![Page 8: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/8.jpg)
![Page 9: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/9.jpg)
AUTOSTRADA A5 Aspectul suprafetei geotextilului inaintea
asternerii betonului
![Page 10: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/10.jpg)
AUTOSTRADA A5 Udarea geotextilului inaintea asternerii
betonului
SISTEM RUTIER BISTRAT
• BETON PENTRU STRAT DE UZURA
• BETON PENTRU STRAT DE REZISTENTA
![Page 11: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/11.jpg)
AUTOSTRADA A5 Schita tehnologie punere in opera
PUNEREA IN OPERA A BETONULUI DE
REZISTENTA
PUNEREA IN OPERA A
BETONULUI DE UZURA
BANDA TRANSPORTOARE BETON STRAT DE UZURA
AUTOBASCULANTA TRANSPORT BETON
EXCAVATOR ALIMENTARE BANDA
TRANSPORTOARE
• Betonul din stratul de rezistenta estedescarcat direct in frontul de lucru
• Betonul din stratul de uzuraeste descarcat de catre excavator in buncarul benziitransportoare(preluat din buncarul atasatexcavatorului)
Sens inaintaresistema de masini
GRINDA VIBROFINISOARE 1
GRINDA VIBROFINISOARE 2
![Page 12: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/12.jpg)
AUTOSTRADA A5 circuit beton
BETON CU AGREGATE PROVENITE DIN RECICLAREA
BETONULUI VECHI
STRAT DE REZISTENTA
SUPRAFATA GEOTEXTIL
BETON
STRAT DE UZURA
BANDA TRANSPORTOARE
![Page 13: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/13.jpg)
AUTOSTRADA A5 Front de lucru: Asternerea si compactarea betonului
din STRATUL DE REZISTENTA
BATERII VIBRATOARE
REPARTITOR (CULISEAZA TRANSVERSAL FATA DE
SENSUL DE INAINTARE AL MASINII)
![Page 14: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/14.jpg)
AUTOSTRADA A5 Front de lucru: Asternerea si compactarea betonului
din STRATUL DE UZURA
BETON STRAT DE UZURA
REPARTITOR BETON STRAT DE UZURA
(CULISEAZA TRANSVERSAL FATA DE SENSUL DE INAINTARE
AL MASINII)
BETON STRAT DE REZISTENTA
BETON STRAT DE REZISTENTA - ASPECT
![Page 15: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/15.jpg)
AUTOSTRADA A5 Front de lucru: Pozarea gujoanelor (rost transversa l)
GUJOANELE SUNT POZATE AUTOMAT, LA INTERDISTANTA PRESTABILITA, PRIN APASARE SI
VIBRARE
BANDA GUJOANE
BETON STRAT DE REZISTENTA
![Page 16: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/16.jpg)
AUTOSTRADA A5 Front de lucru: Pozarea armaturilor rosturilor
longitudinale
AMPRENTE ANCORE POZATE pt. ROST LONGITUDINAL
ANCORA PREGATITA PENTRU POZARE
ANCORA ROST LONGITUDINAL
Otel beton tip PC cu zonacentrala acoperita prinplastifiere (acoperita cu
folie polietilena)
![Page 17: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/17.jpg)
AUTOSTRADA A5 Strierea primara a betonului
ASPECTUL MUCHIEI BETONULUI IMEDIAT
DUPA TRECEREA COFRAJULUI (BETON RUTIER TIXOTROPIC)
“TALPA” ACTIONATA MECANIC (CULISEAZA
TRANSVERSAL)
![Page 18: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/18.jpg)
AUTOSTRADA A5 Aspect suprafata beton dupa strierea primara
SENS DE INAINTARE sistema de
masini
![Page 19: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/19.jpg)
AUTOSTRADA A5 Strierea definitiva si protectia betonului
Sens inaintare
Sens inaintare
Sens inaintare
![Page 20: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/20.jpg)
AUTOSTRADA A5 Protectia betonului - aspecte
![Page 21: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/21.jpg)
AUTOSTRADA A5 Protectia betonului - aspecte
![Page 22: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/22.jpg)
AUTOSTRADA A5 Aspectul betonului dupa protectie
Fir de ghidaj sistema de masini (pe tarusi metalici)
![Page 23: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/23.jpg)
AUTOSTRADA A5 Pozitia rosturilor transversale - repere
IDENTIFICAREA POZITIEI ROSTULUI TRANSVERSAL IN VEDEREA TAIERII EXACTE:
• Pozitie precisa: crestatura verticala superficialaexecutata in momentul pozarii armaturilor;
• Marcaj suplimentar cu spray vopsea – culoare vizibila;
Identificarea rostului (in timp) se face prin poansona reanumarului sau in betonul proaspat.
![Page 24: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/24.jpg)
AUTOSTRADA A5 Trasarea si taierea rosturilor transversale
![Page 25: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/25.jpg)
AUTOSTRADA A5 Trasarea si taierea rosturilor transversale
Taierea betonului cu discuridiamantate la adancimea H/3
![Page 26: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/26.jpg)
AUTOSTRADA A5 Rosturi de contact (tehnologice)
Rostul tehnologic se trateaza in mod special prin polizare de suprafata in
vederea reducerii asperitatilor
![Page 27: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/27.jpg)
AUTOSTRADA A5 Trasarea si taierea rosturilor longitudinale
![Page 28: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/28.jpg)
AUTOSTRADA A5 Intarirea betonului – dupa min. 48 ore poate prelua
circulatia ocazionala a autoturismelor din dotarea santierului
![Page 29: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/29.jpg)
AUTOSTRADA A5 Sisteme rutiere alese pentru nodul rutier Darmstadt
Pentru executia sistemelorrutiere din zona nodului rutierDarmstadt a fost preferata, pentruexecutia imbracamintii rutiere pezona pasajelor superioare, solutiacu mixturi bituminoase.
In rest, pentru ceea ce s-a executat in perioada 2000-2004, a fost utilizata in mod generalizat, solutia de sistemrutier cu beton de ciment.
![Page 30: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/30.jpg)
AUTOSTRADA A5
STATIA MOBILA DE BETON
CONSTRUCTIE PROVIZORIE DE
SANTIER
![Page 31: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/31.jpg)
AUTOSTRADA A5 Beton scos din opera si pregatit pentru
reciclare
![Page 32: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/32.jpg)
![Page 33: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/33.jpg)
AUTOSTRADA A5 Criblura obtinuta prin reciclare (prezente
granule de mixtura bituminoasa)
![Page 34: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/34.jpg)
AUTOSTRADA A5 Agregate naturale de balastiera si cariera
![Page 35: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/35.jpg)
AUTOSTRADA A5 Alimentarea dozatoarelor cu agregate
![Page 36: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/36.jpg)
AUTOSTRADA A5 Aditivi / Controlul retetei
![Page 37: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/37.jpg)
AUTOSTRADA A5 Incarcare beton
ACCES AUTOSTRADA
![Page 38: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/38.jpg)
Santier - 2
EXECUTIE TRONSON AUTOSTRADA A3 / E35
Imbracaminti rutiere bistratdin beton de ciment executate cu cofraje glisante
![Page 39: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/39.jpg)
AUTOSTRADA A3 / E35 Asternerea betonului pe suprafata de geotextil
udata in prealabil
![Page 40: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/40.jpg)
AUTOSTRADA A3 / E35 Asigurarea cu beton a frontului de lucru
Sistema de masini permite turnareastructurii rutiere in sistem bistrat
Pentru acest santier nu este o diferenta de reteta sau de tip de
agregate intre betonul din stratul de rezistenta si cel din stratul de uzura
![Page 41: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/41.jpg)
AUTOSTRADA A3 / E35 Aspectul betonului dupa trecerea pe sub prima
grinda vibratoare
Sens inaintare masina
Sens inaintare masina
![Page 42: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/42.jpg)
AUTOSTRADA A3 / E35 Incarcarea benzii cu gujoane de rost
(transversal)
Gujoane rost transversal
![Page 43: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/43.jpg)
AUTOSTRADA A3 / E35 Pozarea ancorelor de rost (longitudinal)
Ancore otel beton (PC) pentruarmarea rostului longitudinal
(zona centrala plastifiata)
Amprenta pozare ancoralongitudinala
![Page 44: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/44.jpg)
AUTOSTRADA A3 / E35 Strierea primara si definitiva a betonului
Talpa culisanta in sens transversal –
strierea primara
Strierea definitiva
![Page 45: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/45.jpg)
AUTOSTRADA A3 / E35 Strierea definitiva a betonului
Aspectulbetonului dupastrierea primara
Sens inaintare masina
![Page 46: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/46.jpg)
Aspectul muchiei dalei dupa iesirea din cofrajul glisant
Poansonarea numarului rostului inainte de taiere
Strat de balast
stabilizat
Geotextil
![Page 47: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/47.jpg)
AUTOSTRADA A3 / E35 Rost de contact (tehnologic)
![Page 48: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/48.jpg)
AUTOSTRADA A3 / E35 Trasarea si taierea rosturilor longitudinale si
transversale
![Page 49: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/49.jpg)
AUTOSTRADA A3 / E35 Aspectul betonului dupa taiere, acesta poate
prelua in scurt timp sarcini
![Page 50: BETOANE-RUTIERE-Tehnologie](https://reader033.fdocument.pub/reader033/viewer/2022060114/557211ac497959fc0b8f552f/html5/thumbnails/50.jpg)
Va multumesc si va rog sa puneti intrebari ! [email protected]