E noʻonoʻo i kēia: ua lanakila wale ʻoe i kahi ʻaelike hoʻoponopono hou ʻana i ke alaloa no ʻekolu makahiki, a ʻo ka mea mua ma kāu papa inoa punch-list ʻo "E kūʻai i ka hale hana hoʻohuihui wela asphalt." Ke Google nei ʻoe i ke kumukūʻai o ka hale hana hoʻohuihui wela asphalt , nānā iki i kekahi mau hoʻolaha, a huikau hou aʻe ma mua o kou hoʻomaka ʻana. Hāʻawi kekahi mea hoʻolako i $450,000; hoʻohiki ka mea aʻe hiki iā ʻoe ke hoʻomaka no $200,000. ʻO wai ka mea e haʻi nei i ka ʻoiaʻiʻo? E wehewehe kākou—me ka ʻole o ka fluff marketing.
ʻO ke ala wikiwiki loa e loaʻa ai ka hoʻohoka sticker, ʻo ia ke manaʻo ua hana like ʻia nā mea kanu āpau. ʻAʻole like lākou. ʻO kahi ʻāpana mini-counterflow 40 tph (tonnes i kēlā me kēia hola) me nā kaohi haumia maʻamau e pae ma ka ʻaoʻao haʻahaʻa, ʻoiai ʻo kahi monster drum mix 160 tph me kahi hopper batch 5-tonne, RAP feed, a me ka ʻōnaehana hoʻohui fiber hiki ke holo maʻalahi ma mua o $1 miliona. I nā huaʻōlelo ʻē aʻe, ʻo ka hiki a me ka paʻakikī nā dials ʻelua e hoʻoluliluli nui ana i ka nila wela asphalt .
Ua hoʻokomo ʻia kēia mau mea i loko o nā ipu, hiki ke huki ʻia, a kūpono no nā hui hoʻopili a i ʻole nā hana kalana mamao. ʻO ka maʻamau, ʻo ka nui o lākou he 60 tph a hoʻouna ʻia me kahi mea hānai anu hoʻokahi. He mea makepono ke kani, ʻeā? E hoʻomanaʻo, e hoʻokuʻu hou ʻoe i $30–$50k ma nā kahua, nā hoʻopili uila, a me ka ukana mua o ka bitumen. ʻAe, a inu lākou i ka wahie e like me ka ʻōpio e inu ana i nā mea inu ikehu—no laila e noʻonoʻo i ke kumukūʻai hana kiʻekiʻe no kēlā me kēia tone.
Hāʻule ka hapa nui o nā hana DOT mokuʻāina ma ʻaneʻi. E manaʻo i 80-120 tph, ʻekolu a ʻehā paha mau ʻōpala wela, a me nā mea hōʻiliʻili lepo baghouse e hauʻoli ai nā hoalauna (a me nā mea hoʻoponopono). E hoʻohui i $70k inā makemake ʻoe i kahi apo RAP 15%. E hoʻohui i $40k hou no kahi ʻōnaehana FBJ (fiber & bitumen jet). ʻO ka waena waena ka ʻāpana Goldilocks: kiʻekiʻe ka throughput e loaʻa kālā, haʻahaʻa ke kapikala e hoʻomau i ka minoʻaka o ka luna panakō.
E noʻonoʻo i ka pae interstate-grade 160-240 tph me ka 95% RAP hiki, nā apo hana hou ʻelua, a me nā silos e mālama ana i 300 tone. Hiki i kēia mau holoholona ke piʻi i $1.5 miliona ke koho ʻoe i ka mālama ʻana, ka hoʻouka ʻana, a me ka "lolo mea kanu" kamepiula. Akā eia ka mea ʻoi aku ka maikaʻi: hiki iā lākou ke hana i ka hui no lalo o $11 no ka tone ke $450 ka aila, ʻo ia ke kumu e ale ai nā mea hana nui i ka ʻeha mua.
E lilo kākou i mea maoli—kākaʻikahi nā hui kūʻai e hoʻolālā kālā no kēia mau mea:
Ma ke ʻano holoʻokoʻa, hiki i nā mea keu i hūnā ʻia ke hoʻohui i ka 12-18% i ka bila, no laila e mālama mau i kahi laina contingency.
Hiki i kahi hale hana ʻelua makahiki he 120 tph me <8,000 mau hola hana ke kūʻai aku no 55-65 keneta ma ke kālā. E hoʻopaʻa i nā ʻāpana me nā log lawelawe piha a noi i kahi hōʻike nānā ʻana i ka elastomeric coupling—inā he mau wahi wela ka pahu, e hana ana ʻoe i ka wili i loko o ʻeono mahina. ʻO kekahi ʻōlelo aʻoaʻo: e ʻimi i nā mea kūʻai aku e hoʻonui ana ma muli o nā loli spec, ʻaʻole no ka mea ua pau ka hale hana. Pēlā ʻoe e hopu ai i kahi hoʻonohonoho $600k no $320k a loaʻa mau nā palapala hōʻoia ma ka panela uila.
E holo kākou i ka makemakika wikiwiki ma kahi mea kanu waena waena o 100 tph e holo ana i 2,000 mau hola i kēlā me kēia makahiki:
| Mea | Hoʻolilo Makahiki |
|---|---|
| Diesel (4.2 gal/h @ $3.60) | $30,240 | Uila (550 kW avg @ $0.10) | $110,000 | Bitumen (120 kt @ $520/t) | $62,400 | Nā ʻāpana komo, nā pale, nā kāʻei | $18,500 |
Huina holoʻokoʻa: ma kahi o $221k i kēlā me kēia makahiki—ma kahi o $11 no ka tona o ka hui ʻana. E hoʻohālikelike i kēlā me ka outsourcing ma $28–$32 no ka tona, a ʻo kāu manawa uku e hōʻea ana ma 3.2 mau makahiki ma hope o kou hoʻokomo ʻana i ke kumukūʻai mua o ka hale hana hui wela asphalt .
Hāʻawi nā mea hana e like me Ammann lāua ʻo Marini i nā hoʻolimalima APR 6.9% 5 makahiki e hoʻololi i ka kuleana nona. Pono ʻoe i 20% i lalo, akā he $100k kēlā ma kahi hale hana $500k ma kahi o ka hapalua miliona. ʻO kekahi ala ʻē aʻe: mālama kekahi mau panakō i ka hale hana ma ke ʻano he koina, e ʻae ana iā ʻoe e hōʻaiʻē i nā uku e hiki mai ana. E heluhelu wale i ka paʻi liʻiliʻi—hiki i nā uku baluna ke nahu.
Ke lawe mai nei i nā OEM Kina? Ua kau ʻo ʻAmelika Hui Pū ʻIa i kahi ʻauhau 25% o ka Pauku 232 ma ke kila i ka makahiki 2018, a e kuhi i nā mea i hana ʻia ai nā hale hana asphalt—ke kila. Pale aku nā mea hana ʻEulopa i kēlā pōkā akā e uku ana i 8-10% hou aku ke kumukūʻai kumu. I kēia manawa, pae nā mea kūʻai aku India ma kahi waena, ʻoiai ʻoi aku ka lōʻihi o ka ukana. ʻO ka hopena: hiki i ka ʻāina ke hoʻonui i ke kumukūʻai o kāu hale hana hui wela asphalt ma ±15% ma mua o kou hoʻā ʻana i ka mea puhi.
E nīnau i kēia mau mea, a e kānana koke ʻoe i nā cowboys.
ʻO nā kumukūʻai o nā sticker he mokuna ʻekahi wale nō. E ʻeli i ka hiki, nā pono hana hou, ka ukana, a me ke kālā, a e ʻike ʻoe i ke kumukūʻai maoli o ka hale hana hui wela asphalt no kāu hana. E hana i kāu haʻawina home, e hoʻolālā i ka 15% contingency, a e pale aku ʻoe i ka manawa "makemake wau e ʻike" i ʻeono mahina ma ke alanui.